Research Article

# Designing an Intuitionistic Fuzzy Network Data Envelopment Analysis Model for Efficiency Evaluation of Decision-Making Units with Two-Stage Structures

## Table 1

Triangular intuitionistic fuzzy inputs assumed for 12 DMUs.
 Input 3 Input 2 Input 1 DMUs (141, 144, 146; 138, 144, 147) (66, 69, 72; 64, 69, 74) (12, 15, 18; 10, 15, 20) 1 (125, 127, 130; 123, 127, 132) (28, 32, 35; 26, 32, 39) (14, 18, 21; 12, 18, 25) 2 (158, 160, 163; 154, 160, 165) (23, 26, 29; 21, 26, 31) (19, 22, 25; 17, 22, 27) 3 (160, 163, 165; 158, 163, 167) (33, 37, 39; 31, 37, 42) (20, 24, 26; 18, 24, 29) 4 (145, 148, 151; 143, 148, 153) (52, 56, 59; 50, 56, 61) (23, 25, 28; 21, 25, 32) 5 (232, 235, 238; 230, 235, 240) (67, 71, 74; 65, 71, 76) (42, 46, 49; 40, 46, 51) 6 (213, 215, 216; 210, 215, 218) (102, 104, 107; 100, 104, 109) (30, 32, 35; 28, 32, 38) 7 (202, 206, 208; 200, 206, 210) (131, 133, 135; 128, 133, 137) (29, 31, 34; 27, 31, 36) 8 (107, 109, 110; 105, 109, 112) (95, 98, 100; 92, 98, 102) (185, 188, 192; 181, 188, 194) 9 (261, 267, 270; 259, 267, 272) (165, 168, 172; 161, 168, 174) (46, 49, 53; 43, 49, 54) 10 (302, 306, 308; 300, 306, 309) (191, 194, 197; 189, 194, 199) (51, 53, 55; 48, 53, 57) 11 (279, 282, 284; 278, 282, 285) (205, 208, 211; 203, 208, 213) (32, 36, 38; 30, 36, 39) 12