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 08:40:21 08:42:53 08:42:56 08:50:33 09:59:53 10:11:09 21:17:00 Jul 4 Aug Sep Oct Nov Dec 2017 - 14 instances Jan 10 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 04:38:34 04:40:15 07:41:44 08:00:35 08:04:03 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:24:26 06:17:52 Nov 2 2 Nov 2, 2017 2 instances 19:08:43 19:08:46 8 2 Nov 8, 2017 2 instances 18:03:54 18:03:57 Dec 25 2 Dec 25, 2017 2 instances 07:22:25 08:34:54 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:29:57 09:35:35 09:37:00 30 2 Sep 30, 2016 2 instances 17:59:16 18:05:03 Oct 3 3 Oct 3, 2016 3 instances 10:14:10 10:14:28 10:14:30 Nov Dec