餐桌费用
cost bu_ssu
--------------------
1234 inovation
232.4 hr department
2456 sales depart
1265 manufactue
7586 beauty
表收入
column1 column2 column3 column4
-----------------------------------------
inovation 4345 54554 454356
hr department 3533 7554 4336
sales depart 2345 987 65376
manufactue 45356 876799 454.8
beauty 3456.87 467.8 4567.8
查找一个BU每月的成本和收入比率。