38 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 - 9 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 09:05:34 09:14:52 09:15:46 10:11:11 10:22:58 21:26:20 23:21:54 22 Jul Aug Sep Oct 18 Nov Dec 2017 - 16 instances Jan 6 2 Jan 6, 2017 2 instances 14:05:04 14:05:19 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 04:55:08 07:29:41 07:51:31 08:10:22 08:13:50 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:40:50 06:27:43 Nov 2 2 Nov 2, 2017 2 instances 19:30:17 19:30:20 8 2 Nov 8, 2017 2 instances 18:24:58 18:25:00 Dec 25 2 Dec 25, 2017 2 instances 07:46:14 08:45:34 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 09:42:59 09:48:35 09:48:35 09:49:59 30 2 Sep 30, 2016 2 instances 18:23:33 18:29:22 Oct 3 3 Oct 3, 2016 3 instances 10:45:34 10:45:37 10:45:40 Nov Dec 29