27 instances from 4 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:24:44 20:38:30 22 3 Jun 22, 2018 3 instances 04:45:11 11:13:58 11:26:07 23 Jul 9 Aug Sep Oct Nov Dec 2017 - 10 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:02:17 13:25:46 13:46:51 19:11:37 19:30:41 19:54:31 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:37:29 11:43:08 11:43:18 11:44:44 30 2 Sep 30, 2016 2 instances 21:28:21 21:32:24 Oct 3 3 Oct 3, 2016 3 instances 14:38:27 14:38:53 14:38:54 Nov Dec