52 instances from 7 years 2023 - 1 instance Jan Feb Mar 24 Apr May Jun Jul Aug Sep Oct Nov Dec 2020 - 3 instances Jan 18 Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov 13 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 26 Nov Dec 2018 - 10 instances Jan 6 8 9 2 Jan 9, 2018 2 instances 20:11:02 20:11:06 Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 15:59:57 17:18:58 21:58:41 22 2 Jun 22, 2018 2 instances 00:40:00 13:10:34 26 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan 1 4 10 13 Feb Mar Apr May Jun 22 23 Jul Aug Sep Oct 3 2 Oct 3, 2017 2 instances 17:12:35 18:16:45 Nov Dec 26 2 Dec 26, 2017 2 instances 04:57:09 05:07:31 2016 - 25 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 15:58:14 16:12:55 22:09:15 22:35:47 21 4 Jun 21, 2016 4 instances 05:03:15 05:19:14 08:15:21 08:40:25 Jul Aug Sep 20 7 Sep 20, 2016 7 instances 10:32:33 10:39:52 10:47:38 10:48:44 15:20:12 16:10:48 21:09:25 Oct 1 4 Oct 1, 2016 4 instances 17:30:52 17:38:50 22:00:05 23:14:16 4 6 Oct 4, 2016 6 instances 09:46:33 09:59:16 10:55:35 16:35:29 17:07:43 19:45:28 Nov Dec 2015 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16 2 Dec 16, 2015 2 instances 14:01:23 21:01:10