42 instances from 4 years 2018 - 3 instances Jan 5 Feb Mar Apr May Jun Jul 11 13 Aug Sep Oct Nov Dec 2017 - 10 instances Jan 1 2 Jan 1, 2017 2 instances 09:24:18 09:24:21 9 2 Jan 9, 2017 2 instances 18:12:00 18:12:03 Feb Mar Apr May Jun Jul 1 2 Jul 1, 2017 2 instances 22:53:17 22:53:20 Aug 17 Sep Oct 7 2 Oct 7, 2017 2 instances 07:27:16 07:27:19 Nov Dec 28 2016 - 26 instances Jan Feb 18 2 Feb 18, 2016 2 instances 02:08:03 02:08:06 Mar Apr May Jun 22 4 Jun 22, 2016 4 instances 18:35:30 18:35:33 21:35:09 21:35:12 23 2 Jun 23, 2016 2 instances 11:23:45 11:23:49 Jul Aug Sep 21 8 Sep 21, 2016 8 instances 02:20:03 02:20:06 02:27:18 02:27:22 02:35:31 02:35:34 02:59:41 02:59:44 Oct 2 4 Oct 2, 2016 4 instances 10:20:19 10:20:22 10:30:49 10:30:52 5 6 Oct 5, 2016 6 instances 02:21:03 02:21:06 02:46:16 02:46:19 04:57:58 04:58:01 Nov Dec 2015 - 3 instances Jan Feb Mar Apr May Jun 20 Jul Aug Sep Oct Nov Dec 16 2 Dec 16, 2015 2 instances 19:45:42 19:45:45