About optimal results of 831
30:56
25:18
50:25
123:17
33:04
37:43
35:04
53:50
30:29
72:17
76:49
33:17
34:49
36:40
53:00
32:17
36:25
33:42
43:04
55:25
101:20
42:15
34:03
38:32
51:28
36:18
37:40
43:52
42:22
54:33
53:52
37:26
33:50
47:36
51:19
45:29
89:00
37:59
50:08
147:07
39:21
131:28
189:11
186:25
45:11
53:14