n,sec,gmt
1,0,1970-01-01T00:00:00Z
2,1,1970-01-01T00:00:01Z
3,10,1970-01-01T00:00:10Z
4,100,1970-01-01T00:01:40Z
5,1000,1970-01-01T00:16:40Z
6,10000,1970-01-01T02:46:40Z
7,100000,1970-01-02T03:46:40Z
8,1000000,1970-01-12T13:46:40Z
9,10000000,1970-04-26T17:46:40Z
10,100000000,1973-03-03T09:46:40Z
11,1000000000,2001-09-09T01:46:40Z
12,1432036180,2015-05-19T11:49:40Z
13,1500000000,2017-07-14T02:40:00Z
14,2000000000,2033-05-18T03:33:20Z
15,2000000000.,2033-05-18T03:33:20Z
16,2000000000.0,2033-05-18T03:33:20Z
17,2000000000.00,2033-05-18T03:33:20Z
18,2000000000.123400,2033-05-18T03:33:20Z
19,2000000000.123456,2033-05-18T03:33:20Z
20,2000000000.999,2033-05-18T03:33:20Z
21,2000000000.999999,2033-05-18T03:33:20Z
22,2000000000.999999999,2033-05-18T03:33:21Z
23,,
24,x,x
25,123x,123x
