SKU   DATE   INCOMING   OUTGOING   MOQ   INQ   PROPOSAL       ACTUAL STOCK DEV (ref)
A     1/1    10         20         4     1     2*4 + 2*1=10   0
A     1/2    10         15         4     1     1*4 + 1*1=5    0
A     1/3    15         17         4     1     1*4 + 0*1=4    2
A     1/4    15         17         4     1     0*4 + 0*0=0    0