23 instances from 4 years 2020 - 4 instances Jan 21 Feb Mar Apr May Jun Jul 3 Aug Sep Oct Nov 13 15 Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 22 Jul 12 13 Aug Sep Oct Nov Dec 2017 - 7 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 3 5 6 2 Oct 6, 2017 2 instances 23:38:41 23:58:53 Nov Dec 27 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 20 4 Sep 20, 2016 4 instances 05:45:57 05:59:10 06:07:34 06:08:36 Oct 1 2 Oct 1, 2016 2 instances 12:51:21 12:54:44 4 3 Oct 4, 2016 3 instances 04:58:49 05:11:30 06:08:42 Nov Dec