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 08:44:59 08:49:13 08:49:17 08:55:08 10:02:39 10:14:05 21:18:42 Jul 4 Aug Sep Oct Nov Dec 2017 - 14 instances Jan 10 Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 04:41:20 07:44:05 08:02:57 08:06:24 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:27:11 06:20:28 Nov 2 2 Nov 2, 2017 2 instances 19:12:26 19:12:29 8 2 Nov 8, 2017 2 instances 18:07:49 18:07:52 Dec 25 2 Dec 25, 2017 2 instances 07:26:06 08:37:36 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:33:11 09:38:48 09:40:12 30 2 Sep 30, 2016 2 instances 18:03:39 18:09:20 Oct 3 3 Oct 3, 2016 3 instances 10:19:59 10:20:00 10:20:01 Nov Dec