About willingness results of 747
19:49
43:20
27:12
31:48
52:52
47:56
22:22
21:12
20:39
24:42
19:45
20:00
28:03
22:39
63:46
138:45
124:25
48:34
45:49
47:17
52:08
29:16
37:06
29:20
27:43
26:44
37:30
21:36
27:03
22:17
36:49
29:47
31:01
28:30
23:08
29:50
65:37
56:46
60:38
33:50
31:01
28:26
27:18
47:00
51:26
42:30