18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:20:37 02:21:03 02:21:36 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 2 Jan 6, 2017 2 instances 22:23:43 22:23:44 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:15:55 10:16:16 Jul Aug Sep Oct Nov 21 Dec 25 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 16:27:37 16:28:22 16:33:11 16:33:16 Oct 1 2 Oct 1, 2016 2 instances 00:56:09 01:01:17 3 2 Oct 3, 2016 2 instances 16:41:16 16:41:51 Nov Dec 29