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 08:44:42 08:48:47 08:48:50 08:54:51 10:02:29 10:13:55 21:18:34 Jul 4 Aug Sep Oct Nov Dec 2017 - 14 instances Jan 10 Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 04:41:10 07:43:56 08:02:47 08:06:15 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:27:01 06:20:13 Nov 2 2 Nov 2, 2017 2 instances 19:12:06 19:12:08 8 2 Nov 8, 2017 2 instances 18:07:32 18:07:34 Dec 25 2 Dec 25, 2017 2 instances 07:25:50 08:37:26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:32:57 09:38:35 09:39:59 30 2 Sep 30, 2016 2 instances 18:03:22 18:09:03 Oct 3 3 Oct 3, 2016 3 instances 10:19:31 10:19:32 10:19:33 Nov Dec