Dimension-Specific Efficiency Measurement Using Data Envelopment Analysis

Table 6

Reference-sets as benchmark targets by Approach 2.

ID	Sales	Customer satisfaction	Shop size	Promotion	Man-hour
1	DE^*	DE	21	DE	18
2	1 (31%), 13 (69%)	7 (67%), 18 (33%)	21	1	18
3	13 (90%), 18 (10%)	7 (42%), 18 (58%)	21	1 (77%), 7 (23%)	18
4	13 (39%), 18 (61%)	9 (37%), 13 (10%), 18 (53%)	21	1	18
5	1 (53%), 13 (47%)	7 (79%), 13 (3%), 18 (18%)	21	1 (99%), 7 (1%)	18
6	13 (52%), 18 (48%)	9 (67%), 18 (33%)	21	1 (99%), 7 (1%)	18
7	1 (88%), 13 (12%)	DE	21	DE	18
8	13 (89%), 21 (11%)	9 (20%), 13 (53%), 21 (27%)	21	1 (99%), 7 (1%)	18
9	13 (81%), 18 (19%)	DE	21	1 (36%), 7 (64%)	18
10	13 (21%), 21 (79%)	DE	21	1 (88%), 7 (12%)	18
11	13 (96%), 18 (4%)	9 (49%), 13 (29%), 21 (22%)	21	1 (68%), 7 (32%)	18
12	13 (96%), 18 (4%)	9 (49%), 13 (29%), 21 (22%)	21	1	18
13	DE	DE	21	1	18
14	13 (74%), 18 (26%)	9 (32%), 13 (48%), 18 (20%)	21	1 (88%), 7 (12%)	18
15	13 (49%), 18 (51%)	9 (63%), 18 (37%)	21	1 (59%), 7 (41%)	18
16	21	21	21	1 (99%), 7 (1%)	18
17	13 (32%), 18 (68%)	9 (35%), 13 (4%), 18 (60%)	21	1 (88%), 7 (12%)	18
18	DE	DE	21	1	DE
19	13 (44%), 18 (56%)	9 (49%), 13 (6%), 18 (45%)	21	1	18
20	13 (44%), 18 (56%)	9 (24%), 13 (24%), 18 (51%)	21	1 (69%), 7 (31%)	18
21	DE	DE	DE	1 (98%), 7 (2%)	18
22	13 (27%), 21 (73%)	9 (6%), 13 (16%), 21 (79%)	21	1 (88%), 7 (12%)	18
23	13 (56%), 18 (44%)	9 (71%), 18 (29%)	21	1 (88%), 7 (12%)	18
24	13 (48%), 18 (52%)	9 (1%), 13 (46%), 18 (53%)	21	1 (98%), 7 (2%)	18
25	13 (94%), 21 (6%)	DE	21	1 (98%), 7 (2%)	18
26	13 (44%), 18 (56%)	9 (57%), 18 (43%)	21	1 (79%), 7 (21%)	18

DE means that the DMU is dim-efficient and does not need to select benchmark targets.