33 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 08:38:30 08:40:53 08:40:56 08:48:42 09:59:17 10:10:29 21:16:18 27 Jul Aug Sep Oct Nov Dec 2017 - 14 instances Jan 9 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 04:36:43 04:37:54 07:41:14 08:00:05 08:03:33 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:23:37 06:17:22 Nov 2 2 Nov 2, 2017 2 instances 19:07:48 19:07:51 8 2 Nov 8, 2017 2 instances 18:02:57 18:02:59 Dec 25 2 Dec 25, 2017 2 instances 07:21:11 08:34:25 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:29:11 09:34:49 09:36:14 30 2 Sep 30, 2016 2 instances 17:58:28 18:04:16 Oct 3 3 Oct 3, 2016 3 instances 10:12:58 10:13:07 10:13:09 Nov Dec