32 instances from 6 years 2021 - 1 instance Jan Feb Mar 21 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 - 8 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 08:46:09 08:51:01 08:56:19 10:03:26 10:14:53 21:19:08 23:22:21 22 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 04:42:07 07:44:52 08:03:43 08:07:11 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:28:00 06:21:13 Nov 2 2 Nov 2, 2017 2 instances 19:13:33 19:13:36 8 2 Nov 8, 2017 2 instances 18:08:57 18:09:00 Dec 25 2 Dec 25, 2017 2 instances 07:27:18 08:38:25 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:34:17 09:39:54 09:41:19 30 2 Sep 30, 2016 2 instances 18:05:00 18:10:47 Oct 3 3 Oct 3, 2016 3 instances 10:21:48 10:21:49 10:21:51 Nov Dec