About Drake equation results of 1,972
23:36
24:02
17:36
32:30
24:38
24:56
27:06
22:01
22:40
20:11
30:51
44:59
23:42
44:52
26:58
120:59
56:47
55:35
52:53
33:12
35:22
22:52
25:31
39:37
28:52
41:35
29:59
34:55
32:27
27:51
23:18
31:58
24:23
24:14
54:55
17:49
34:19
44:46
29:22
31:26
46:46
47:52
51:12
38:05
32:30
45:56