28 instances from 6 years 2020 - 1 instance Jan 18 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 26 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:54:25 12:38:33 17:19:30 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:44:48 10:41:40 Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 07:48:26 07:50:52 07:58:05 16:05:39 Nov Dec 26 2016 - 14 instances Jan Feb 17 Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 13:54:54 17:56:37 22:30:55 21 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 16:29:48 18:21:01 18:43:17 30 2 Sep 30, 2016 2 instances 22:32:05 23:39:38 Oct 3 3 Oct 3, 2016 3 instances 15:44:39 15:59:33 16:46:31 Nov Dec 29 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16