Increasing Sustainability of Logistic Networks by Reducing Product Losses: A Network DEA Approach

Table 3

Observed overall loss factors in each period.

					Losses
Period j	Prod. 1	Prod. 2	Prod. 1	Prod. 2	Prod. 1	Prod. 2	Average
1	13,072	15,253	11,998	14,023	1,074 (8.22%)	1,230 (8.06%)	8.14%
2	10,959	10,381	10,278	9,742	681 (6.21%)	639 (6.16%)	6.18%
3	14,800	15,049	14,016	14,247	784 (5.30%)	802 (5.33%)	5.31%
4	13,892	15,526	12,550	13,996	1,342 (9.66%)	1,530 (9.85%)	9.76%
5	14,914	8,713	13,835	8,085	1.079 (7.23%)	628 (7.21%)	7.22%
Average	13,527	12,984	12,535	12,019	992 (7.32%)	966 (7.32%)	7.32%