About willingness results of 640
30:50
47:00
39:55
27:18
33:50
31:01
28:26
60:48
58:23
54:43
51:26
42:30
31:31
33:23
33:49
33:44
26:41
126:24
87:33
70:54
67:15
70:49
60:38
32:49
55:07
41:59
37:01
29:35
32:59
58:43
31:12
39:25
146:08
38:24
25:23
31:42
90:50
36:31
40:01
55:07
31:43
38:55
35:38
36:24
143:09
55:10