33 instances from 4 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 8 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 14:54:13 15:23:12 15:30:55 15:38:11 22 3 Jun 22, 2018 3 instances 03:00:05 10:28:41 10:41:01 Jul 4 Aug Sep Oct Nov Dec 2017 - 14 instances Jan 6 2 Jan 6, 2017 2 instances 16:17:36 16:21:02 9 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 10:33:25 10:34:59 18:31:33 18:52:02 19:14:33 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:27:33 19:38:35 Nov 8 2 Nov 8, 2017 2 instances 20:37:22 20:37:25 Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:38:15 10:43:50 10:43:53 10:44:04 30 2 Sep 30, 2016 2 instances 19:52:25 19:58:08 Oct 3 3 Oct 3, 2016 3 instances 12:42:44 12:42:46 12:42:47 Nov Dec 29