33 instances from 6 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun Jul 24 Aug Sep Oct Nov Dec 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 7 Jun 21, 2018 7 instances 06:50:23 06:50:34 06:55:45 06:55:48 13:43:24 14:11:06 20:40:40 Jul Aug Sep Oct Nov Dec 2017 - 14 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 04:06:15 04:06:22 04:08:13 04:08:20 04:08:54 04:09:01 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 04:42:35 04:42:42 Nov 2 2 Nov 2, 2017 2 instances 22:29:27 22:29:30 8 2 Nov 8, 2017 2 instances 16:02:05 16:02:07 Dec 25 2 Dec 25, 2017 2 instances 06:03:11 12:19:32 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 20 4 Sep 20, 2016 4 instances 03:39:07 03:44:43 03:44:44 03:44:45 Oct 1 2 Oct 1, 2016 2 instances 20:30:20 20:36:58 4 3 Oct 4, 2016 3 instances 19:21:26 19:29:02 19:39:40 Nov Dec