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 08:41:48 08:45:03 08:45:06 08:52:00 10:00:56 10:12:23 21:17:34 Jul 4 Aug Sep Oct Nov Dec 2017 - 14 instances Jan Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 04:39:27 04:41:27 07:42:37 08:01:27 08:04:56 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:25:19 06:18:44 Nov 2 2 Nov 2, 2017 2 instances 19:10:02 19:10:04 8 2 Nov 8, 2017 2 instances 18:05:19 18:05:21 Dec 25 2 Dec 25, 2017 2 instances 07:23:40 08:35:56 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:31:07 09:36:45 09:38:10 30 2 Sep 30, 2016 2 instances 18:00:51 18:06:32 Oct 3 3 Oct 3, 2016 3 instances 10:16:33 10:16:39 10:16:45 Nov Dec