38 instances from 5 years 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 8 Jun 21, 2018 8 instances 04:25:09 04:25:10 04:26:14 07:17:57 07:18:04 07:24:51 19:49:41 20:51:39 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 03:02:51 03:05:26 03:08:40 04:17:11 04:19:01 04:19:39 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 03:29:18 04:55:44 Nov Dec 25 2 Dec 25, 2017 2 instances 04:54:00 06:33:14 2016 - 18 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 8 Sep 19, 2016 8 instances 15:35:27 15:35:31 15:41:10 15:41:12 15:41:14 15:41:15 15:41:32 15:41:36 Oct 1 4 Oct 1, 2016 4 instances 02:52:01 02:52:06 03:00:06 03:00:10 3 6 Oct 3, 2016 6 instances 21:04:37 21:04:45 21:05:39 21:05:43 21:06:42 21:06:47 Nov Dec