如何在ggplot2上的多线图上仅向一行添加值标签
该图描绘了油价时间序列的两条线，以及一些区间的标准偏差线。
是否可以将值标签仅附加到标准偏差线？
使用的情节代码：
ggplot(data.final, aes(x=Date, y=Value, colour=Type)) +
geom_line() +
xlab("Year") +
ylab("Price (2013 U.S. Dollars)")
使用的数据是：
Date Value Type
1 2014-09-30 96.990000 Montly Average
2 2014-08-31 101.850000 Montly Average
3 2014-07-31 105.710000 Montly Average
4 2014-06-30 108.010000 Montly Average
5 2014-05-31 105.510000 Montly Average
6 2014-04-30 104.780000 Montly Average
7 2014-03-31 104.150000 Montly Average
8 2014-02-28 104.940000 Montly Average
9 2014-01-31 104.190000 Montly Average
10 2013-12-31 107.940000 Montly Average
11 2013-11-30 105.850000 Montly Average
12 2013-10-31 106.390000 Montly Average
13 2013-09-30 108.400000 Montly Average
14 2013-08-31 106.660000 Montly Average
15 2013-07-31 103.360000 Montly Average
16 2013-06-30 100.330000 Montly Average
17 2013-05-31 100.300000 Montly Average
18 2013-04-30 101.660000 Montly Average
19 2013-03-31 105.480000 Montly Average
20 2013-02-28 111.220000 Montly Average
21 2013-01-31 107.540000 Montly Average
22 2012-12-31 105.670000 Montly Average
23 2012-11-30 107.100000 Montly Average
24 2012-10-31 108.680000 Montly Average
25 2012-09-30 110.960000 Montly Average
26 2012-08-31 108.390000 Montly Average
27 2012-07-31 99.220000 Montly Average
28 2012-06-30 94.240000 Montly Average
29 2012-05-31 107.450000 Montly Average
30 2012-04-30 117.380000 Montly Average
31 2012-03-31 122.280000 Montly Average
32 2012-02-29 116.150000 Montly Average
33 2012-01-31 109.540000 Montly Average
34 2011-12-31 106.210000 Montly Average
35 2011-11-30 108.520000 Montly Average
36 2011-10-31 103.880000 Montly Average
37 2011-09-30 106.000000 Montly Average
38 2011-08-31 104.960000 Montly Average
39 2011-07-31 109.980000 Montly Average
40 2011-06-30 107.520000 Montly Average
41 2011-05-31 108.840000 Montly Average
42 2011-04-30 115.760000 Montly Average
43 2011-03-31 108.580000 Montly Average
44 2011-02-28 99.870000 Montly Average
45 2011-01-31 92.190000 Montly Average
46 2010-12-31 89.180000 Montly Average
47 2010-11-30 83.740000 Montly Average
48 2010-10-31 80.340000 Montly Average
49 2010-09-30 75.290000 Montly Average
50 2010-08-31 74.350000 Montly Average
51 2010-07-31 72.650000 Montly Average
52 2010-06-30 73.980000 Montly Average
53 2010-05-31 76.620000 Montly Average
54 2010-04-30 82.980000 Montly Average
55 2010-03-31 77.370000 Montly Average
56 2010-02-28 73.550000 Montly Average
57 2010-01-31 76.640000 Montly Average
58 2009-12-31 75.490000 Montly Average
59 2009-11-30 77.630000 Montly Average
60 2009-10-31 73.280000 Montly Average
61 2009-09-30 67.910000 Montly Average
62 2009-08-31 71.320000 Montly Average
63 2009-07-31 64.970000 Montly Average
64 2009-06-30 69.210000 Montly Average
65 2009-05-31 57.400000 Montly Average
66 2009-04-30 50.180000 Montly Average
67 2009-03-31 45.580000 Montly Average
68 2009-02-28 43.140000 Montly Average
69 2009-01-31 44.970000 Montly Average
70 2008-12-31 41.000000 Montly Average
71 2008-11-30 51.380000 Montly Average
72 2008-10-31 68.620000 Montly Average
73 2008-09-30 95.970000 Montly Average
74 2008-08-31 113.210000 Montly Average
75 2008-07-31 131.220000 Montly Average
76 2008-06-30 127.590000 Montly Average
77 2008-05-31 118.950000 Montly Average
78 2008-04-30 103.470000 Montly Average
79 2008-03-31 96.780000 Montly Average
80 2008-02-29 89.960000 Montly Average
81 2008-01-31 87.170000 Montly Average
82 2007-12-31 85.750000 Montly Average
83 2007-11-30 86.730000 Montly Average
84 2007-10-31 77.140000 Montly Average
85 2007-09-30 73.250000 Montly Average
86 2007-08-31 67.210000 Montly Average
87 2007-07-31 69.460000 Montly Average
88 2007-06-30 65.760000 Montly Average
89 2007-05-31 64.540000 Montly Average
90 2007-04-30 63.840000 Montly Average
91 2007-03-31 59.050000 Montly Average
92 2007-02-28 55.680000 Montly Average
93 2007-01-31 52.010000 Montly Average
94 2006-12-31 58.670000 Montly Average
95 2006-11-30 56.820000 Montly Average
96 2006-10-31 56.500000 Montly Average
97 2006-09-30 59.770000 Montly Average
98 2006-08-31 68.780000 Montly Average
99 2006-07-31 69.050000 Montly Average
100 2006-06-30 65.080000 Montly Average
101 2006-05-31 64.910000 Montly Average
102 2006-04-30 64.060000 Montly Average
103 2006-03-31 57.650000 Montly Average
104 2006-02-28 57.580000 Montly Average
105 2006-01-31 58.310000 Montly Average
106 2005-12-31 53.130000 Montly Average
107 2005-11-30 51.310000 Montly Average
108 2005-10-31 53.670000 Montly Average
109 2005-09-30 56.540000 Montly Average
110 2005-08-31 56.630000 Montly Average
111 2005-07-31 52.850000 Montly Average
112 2005-06-30 50.980000 Montly Average
113 2005-05-31 45.000000 Montly Average
114 2005-04-30 47.100000 Montly Average
115 2005-03-31 45.580000 Montly Average
116 2005-02-28 39.820000 Montly Average
117 2005-01-31 37.810000 Montly Average
118 2004-12-31 34.260000 Montly Average
119 2004-11-30 34.880000 Montly Average
120 2004-10-31 37.580000 Montly Average
121 2004-09-30 35.480000 Montly Average
122 2004-08-31 38.300000 Montly Average
123 2004-07-31 34.480000 Montly Average
124 2004-06-30 33.410000 Montly Average
125 2004-05-31 34.470000 Montly Average
126 2004-04-30 31.070000 Montly Average
127 2004-03-31 30.460000 Montly Average
128 2004-02-29 28.400000 Montly Average
129 2004-01-31 28.680000 Montly Average
130 2003-12-31 27.860000 Montly Average
131 2003-11-30 27.500000 Montly Average
132 2003-10-31 27.130000 Montly Average
133 2003-09-30 25.270000 Montly Average
134 2003-08-31 27.620000 Montly Average
135 2003-07-31 26.630000 Montly Average
136 2003-06-30 25.470000 Montly Average
137 2003-05-31 24.250000 Montly Average
138 2003-04-30 23.380000 Montly Average
139 2003-03-31 27.420000 Montly Average
140 2003-02-28 30.200000 Montly Average
141 2003-01-31 28.070000 Montly Average
142 2002-12-31 25.710000 Montly Average
143 2002-11-30 23.320000 Montly Average
144 2002-10-31 26.180000 Montly Average
145 2002-09-30 26.830000 Montly Average
146 2002-08-31 25.320000 Montly Average
147 2002-07-31 24.570000 Montly Average
148 2002-06-30 23.830000 Montly Average
149 2002-05-31 24.590000 Montly Average
150 2002-04-30 24.410000 Montly Average
151 2002-03-31 22.850000 Montly Average
152 2002-02-28 18.910000 Montly Average
153 2002-01-31 18.290000 Montly Average
154 2001-12-31 17.640000 Montly Average
155 2001-11-30 17.530000 Montly Average
156 2001-10-31 19.540000 Montly Average
157 2001-09-30 23.960000 Montly Average
158 2001-08-31 24.310000 Montly Average
159 2001-07-31 23.430000 Montly Average
160 2001-06-30 25.610000 Montly Average
161 2001-05-31 25.580000 Montly Average
162 2001-04-30 24.060000 Montly Average
163 2001-03-31 23.430000 Montly Average
164 2001-02-28 24.740000 Montly Average
165 2001-01-31 22.690000 Montly Average
166 2000-12-31 22.160000 Montly Average
167 2000-11-30 30.100000 Montly Average
168 2000-10-31 30.220000 Montly Average
169 2000-09-30 29.740000 Montly Average
170 2000-08-31 27.050000 Montly Average
171 2000-07-31 26.010000 Montly Average
172 2000-06-30 27.320000 Montly Average
173 2000-05-31 25.510000 Montly Average
174 2000-04-30 22.030000 Montly Average
175 2000-03-31 25.080000 Montly Average
176 2000-02-29 24.620000 Montly Average
177 2000-01-31 23.180000 Montly Average
178 1999-12-31 23.530000 Montly Average
179 1999-11-30 23.060000 Montly Average
180 1999-10-31 21.500000 Montly Average
181 1999-09-30 21.480000 Montly Average
182 1999-08-31 19.290000 Montly Average
183 1999-07-31 17.660000 Montly Average
184 1999-06-30 15.400000 Montly Average
185 1999-05-31 15.380000 Montly Average
186 1999-04-30 14.810000 Montly Average
187 1999-03-31 12.080000 Montly Average
188 1999-02-28 10.050000 Montly Average
189 1999-01-31 10.670000 Montly Average
190 1998-12-31 10.120000 Montly Average
191 1998-11-30 11.760000 Montly Average
192 1998-10-31 12.810000 Montly Average
193 1998-09-30 13.070000 Montly Average
194 1998-08-31 12.180000 Montly Average
195 1998-07-31 12.000000 Montly Average
196 1998-06-30 11.680000 Montly Average
197 1998-05-31 12.630000 Montly Average
198 1998-04-30 11.470000 Montly Average
199 1998-03-31 11.530000 Montly Average
200 1998-02-28 12.430000 Montly Average
201 1998-01-31 13.400000 Montly Average
202 1997-12-31 16.310000 Montly Average
203 1997-11-30 18.380000 Montly Average
204 1997-10-31 19.060000 Montly Average
205 1997-09-30 17.950000 Montly Average
206 1997-08-31 17.770000 Montly Average
207 1997-07-31 17.290000 Montly Average
208 1997-06-30 17.340000 Montly Average
209 1997-05-31 18.450000 Montly Average
210 1997-04-30 16.770000 Montly Average
211 1997-03-31 18.070000 Montly Average
212 1997-02-28 18.590000 Montly Average
213 1997-01-31 21.240000 Montly Average
214 1996-12-31 21.640000 Montly Average
215 1996-11-30 20.870000 Montly Average
216 1996-10-31 21.720000 Montly Average
217 1996-09-30 20.350000 Montly Average
218 1996-08-31 18.680000 Montly Average
219 1996-07-31 17.790000 Montly Average
220 1996-06-30 17.000000 Montly Average
221 1996-05-31 16.990000 Montly Average
222 1996-04-30 17.770000 Montly Average
223 1996-03-31 17.090000 Montly Average
224 1996-02-29 15.990000 Montly Average
225 1996-01-31 16.550000 Montly Average
226 1995-12-31 16.810000 Montly Average
227 1995-11-30 15.560000 Montly Average
228 1995-10-31 14.990000 Montly Average
229 1995-09-30 15.430000 Montly Average
230 1995-08-31 15.380000 Montly Average
231 1995-07-31 15.020000 Montly Average
232 1995-06-30 16.240000 Montly Average
233 1995-05-31 17.240000 Montly Average
234 1995-04-30 17.650000 Montly Average
235 1995-03-31 16.490000 Montly Average
236 1995-02-28 16.640000 Montly Average
237 1995-01-31 16.080000 Montly Average
238 1994-12-31 15.340000 Montly Average
239 1994-11-30 16.230000 Montly Average
240 1994-10-31 15.300000 Montly Average
241 1994-09-30 15.080000 Montly Average
242 1994-08-31 15.730000 Montly Average
243 1994-07-31 16.840000 Montly Average
244 1994-06-30 15.880000 Montly Average
245 1994-05-31 15.150000 Montly Average
246 1994-04-30 13.900000 Montly Average
247 1994-03-31 12.530000 Montly Average
248 1994-02-28 12.730000 Montly Average
249 1994-01-31 13.270000 Montly Average
250 1993-12-31 12.030000 Montly Average
251 1993-11-30 13.490000 Montly Average
252 1993-10-31 14.590000 Montly Average
253 1993-09-30 13.900000 Montly Average
254 1993-08-31 14.570000 Montly Average
255 1993-07-31 14.490000 Montly Average
256 1993-06-30 15.400000 Montly Average
257 1993-05-31 16.070000 Montly Average
258 1993-04-30 16.430000 Montly Average
259 1993-03-31 16.440000 Montly Average
260 1993-02-28 16.160000 Montly Average
261 1993-01-31 15.300000 Montly Average
262 1992-12-31 16.220000 Montly Average
263 1992-11-30 17.210000 Montly Average
264 1992-10-31 18.160000 Montly Average
265 1992-09-30 18.360000 Montly Average
266 1992-08-31 17.780000 Montly Average
267 1992-07-31 18.440000 Montly Average
268 1992-06-30 18.980000 Montly Average
269 1992-05-31 17.570000 Montly Average
270 1992-04-30 16.670000 Montly Average
271 1992-03-31 15.560000 Montly Average
272 1992-02-29 15.460000 Montly Average
273 1992-01-31 15.250000 Montly Average
274 1991-12-31 15.110000 Montly Average
275 1991-11-30 17.760000 Montly Average
276 1991-10-31 19.120000 Montly Average
277 1991-09-30 17.500000 Montly Average
278 1991-08-31 16.470000 Montly Average
279 1991-07-31 16.130000 Montly Average
280 1991-06-30 15.030000 Montly Average
281 1991-05-31 15.770000 Montly Average
282 1991-04-30 15.550000 Montly Average
283 1991-03-31 15.650000 Montly Average
284 1991-02-28 15.510000 Montly Average
285 1991-01-31 19.680000 Montly Average
286 1990-12-31 24.180000 Montly Average
287 1990-11-30 28.980000 Montly Average
288 1990-10-31 32.340000 Montly Average
289 1990-09-30 32.030000 Montly Average
290 1990-08-31 25.060000 Montly Average
291 1990-07-31 14.880000 Montly Average
292 1990-06-30 13.050000 Montly Average
293 1990-05-31 14.030000 Montly Average
294 1990-04-30 14.050000 Montly Average
295 1990-03-31 15.590000 Montly Average
296 1990-02-28 17.000000 Montly Average
297 1990-01-31 17.570000 Montly Average
298 1989-12-31 17.120000 Montly Average
299 1989-11-30 16.040000 Montly Average
300 1989-10-31 16.140000 Montly Average
301 1989-09-30 15.710000 Montly Average
302 1989-08-31 14.910000 Montly Average
303 1989-07-31 15.540000 Montly Average
304 1989-06-30 15.600000 Montly Average
305 1989-05-31 15.860000 Montly Average
306 1989-04-30 17.110000 Montly Average
307 1989-03-31 16.130000 Montly Average
308 1989-02-28 14.840000 Montly Average
309 1989-01-31 14.370000 Montly Average
310 1988-12-31 12.570000 Montly Average
311 1988-11-30 10.550000 Montly Average
312 1988-10-31 10.630000 Montly Average
313 1988-09-30 11.770000 Montly Average
314 1988-08-31 13.190000 Montly Average
315 1988-07-31 12.980000 Montly Average
316 1988-06-30 14.410000 Montly Average
317 1988-05-31 15.260000 Montly Average
318 1988-04-30 14.730000 Montly Average
319 1988-03-31 13.590000 Montly Average
320 1988-02-29 15.200000 Montly Average
321 1988-01-31 15.440000 Montly Average
322 1987-12-31 15.610000 Montly Average
323 1987-11-30 16.740000 Montly Average
324 1987-10-31 17.170000 Montly Average
325 1987-09-30 17.010000 Montly Average
326 1987-08-31 17.300000 Montly Average
327 1987-07-31 17.670000 Montly Average
328 1987-06-30 17.200000 Montly Average
329 1987-05-31 17.040000 Montly Average
330 1987-04-30 17.040000 Montly Average
331 1987-03-31 16.930000 Montly Average
332 1987-02-28 16.740000 Montly Average
333 1987-01-31 17.120000 Montly Average
334 1986-12-31 14.500000 Montly Average
335 1986-11-30 13.700000 Montly Average
336 1986-10-31 13.280000 Montly Average
337 1986-09-30 12.920000 Montly Average
338 1986-08-31 11.710000 Montly Average
339 1986-07-31 8.500000 Montly Average
340 1986-06-30 10.380000 Montly Average
341 1986-05-31 11.020000 Montly Average
342 1986-04-30 10.330000 Montly Average
343 1986-03-31 11.970000 Montly Average
344 1986-02-28 16.430000 Montly Average
345 1986-01-31 21.930000 Montly Average
346 1985-12-31 26.390000 Montly Average
347 1985-11-30 26.920000 Montly Average
348 1985-10-31 26.740000 Montly Average
349 1985-09-30 26.580000 Montly Average
350 1985-08-31 26.290000 Montly Average
351 1985-07-31 25.730000 Montly Average
352 1985-06-30 25.430000 Montly Average
353 1985-05-31 25.680000 Montly Average
354 1985-04-30 26.710000 Montly Average
355 1985-03-31 27.130000 Montly Average
356 1985-02-28 27.200000 Montly Average
357 1985-01-31 27.300000 Montly Average
358 1984-12-31 26.720000 Montly Average
359 1984-11-30 27.100000 Montly Average
360 1984-10-31 27.260000 Montly Average
361 1984-09-30 27.430000 Montly Average
362 1984-08-31 27.140000 Montly Average
363 1984-07-31 27.260000 Montly Average
364 1984-06-30 28.000000 Montly Average
365 1984-05-31 28.010000 Montly Average
366 1984-04-30 27.980000 Montly Average
367 1984-03-31 27.830000 Montly Average
368 1984-02-29 27.630000 Montly Average
369 1984-01-31 27.750000 Montly Average
370 1983-12-31 27.540000 Montly Average
371 1983-11-30 27.810000 Montly Average
372 1983-10-31 28.130000 Montly Average
373 1983-09-30 28.390000 Montly Average
374 1983-08-31 28.610000 Montly Average
375 1983-07-31 28.620000 Montly Average
376 1983-06-30 28.160000 Montly Average
377 1983-05-31 28.500000 Montly Average
378 1983-04-30 28.700000 Montly Average
379 1983-03-31 28.100000 Montly Average
380 1983-02-28 29.000000 Montly Average
381 1983-01-31 30.050000 Montly Average
382 1982-12-31 30.100000 Montly Average
383 1982-11-30 31.750000 Montly Average
384 1982-10-31 33.400000 Montly Average
385 1982-09-30 33.050000 Montly Average
386 1982-08-31 31.200000 Montly Average
387 1982-07-31 31.700000 Montly Average
388 1982-06-30 32.650000 Montly Average
389 1982-05-31 33.350000 Montly Average
390 1982-04-30 30.880000 Montly Average
391 1982-03-31 28.600000 Montly Average
392 1982-02-28 30.400000 Montly Average
393 1982-01-31 34.000000 Montly Average
394 1981-12-31 34.120000 Montly Average
395 1981-11-30 34.240000 Montly Average
396 1981-10-31 32.680000 Montly Average
397 1981-09-30 32.060000 Montly Average
398 1981-08-31 32.170000 Montly Average
399 1981-07-31 31.960000 Montly Average
400 1981-06-30 32.170000 Montly Average
401 1981-05-31 33.380000 Montly Average
402 1981-04-30 35.550000 Montly Average
403 1981-03-31 36.850000 Montly Average
404 1981-02-28 37.100000 Montly Average
405 1981-01-31 39.250000 Montly Average
406 1980-12-31 39.350000 Montly Average
407 1980-11-30 39.750000 Montly Average
408 1980-10-31 36.800000 Montly Average
409 1980-09-30 32.250000 Montly Average
410 1980-08-31 32.300000 Montly Average
411 1980-07-31 33.350000 Montly Average
412 1980-06-30 36.000000 Montly Average
413 1980-05-31 35.600000 Montly Average
414 1980-04-30 35.000000 Montly Average
415 1980-03-31 35.750000 Montly Average
416 1980-02-29 36.000000 Montly Average
417 1980-01-31 38.000000 Montly Average
418 1980-01-01 35.845833 Yearly Average
419 1981-01-01 34.294167 Yearly Average
420 1982-01-01 31.756667 Yearly Average
421 1983-01-01 28.467500 Yearly Average
422 1984-01-01 27.509167 Yearly Average
423 1985-01-01 26.508333 Yearly Average
424 1986-01-01 13.055833 Yearly Average
425 1987-01-01 16.964167 Yearly Average
426 1988-01-01 13.360000 Yearly Average
427 1989-01-01 15.780833 Yearly Average
428 1990-01-01 20.730000 Yearly Average
429 1991-01-01 16.606667 Yearly Average
430 1992-01-01 17.138333 Yearly Average
431 1993-01-01 14.905833 Yearly Average
432 1994-01-01 14.831667 Yearly Average
433 1995-01-01 16.127500 Yearly Average
434 1996-01-01 18.536667 Yearly Average
435 1997-01-01 18.101667 Yearly Average
436 1998-01-01 12.090000 Yearly Average
437 1999-01-01 17.075833 Yearly Average
438 2000-01-01 26.085000 Yearly Average
439 2001-01-01 22.710000 Yearly Average
440 2002-01-01 23.734167 Yearly Average
441 2003-01-01 26.733333 Yearly Average
442 2004-01-01 33.455833 Yearly Average
443 2005-01-01 49.201667 Yearly Average
444 2006-01-01 61.431667 Yearly Average
445 2007-01-01 68.368333 Yearly Average
446 2008-01-01 93.776667 Yearly Average
447 2009-01-01 61.756667 Yearly Average
448 2010-01-01 78.057500 Yearly Average
449 2011-01-01 106.025833 Yearly Average
450 2012-01-01 108.921667 Yearly Average
451 2013-01-01 105.427500 Yearly Average
452 2014-01-01 104.014444 Yearly Average
453 1980-01-31 3.650447 Standard Deviation
454 1984-12-31 3.650447 Standard Deviation
455 1985-01-31 5.256374 Standard Deviation
456 1989-12-31 5.256374 Standard Deviation
457 1990-01-31 4.027496 Standard Deviation
458 1994-12-31 4.027496 Standard Deviation
459 1995-01-31 3.313954 Standard Deviation
460 1999-12-31 3.313954 Standard Deviation
461 2000-01-31 4.619182 Standard Deviation
462 2004-12-31 4.619182 Standard Deviation
463 2005-01-31 20.926305 Standard Deviation
464 2009-12-31 20.926305 Standard Deviation
465 2010-01-31 12.778173 Standard Deviation
466 2014-09-30 12.778173 Standard Deviation
1 个答案:
答案 0 :(得分：2)
喜欢这个??
df.labels <- aggregate(Date~Value,
data.final[data.final$Type=="Standard Deviation",],
mean)
ggplot(data.final, aes(x=Date, y=Value)) +
geom_line(aes(color=Type)) +
geom_text(data=df.labels,aes(y=Value+5, label=round(Value,2)),size=3) +
xlab("Year") +
ylab("Price (2013 U.S. Dollars)")
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