29 instances from 4 years 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 5 Jun 21, 2018 5 instances 19:03:31 19:10:39 19:14:23 19:18:41 19:19:57 22 2 Jun 22, 2018 2 instances 04:19:35 17:17:45 27 Jul Aug Sep Oct Nov Dec 2017 - 11 instances Jan 8 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 11:38:39 11:44:36 12:01:07 12:07:04 12:20:03 12:25:56 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 11:51:13 11:57:55 Nov Dec 25 2 Dec 25, 2017 2 instances 15:33:13 15:40:01 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 21:47:04 21:51:22 21:51:23 21:51:23 30 2 Sep 30, 2016 2 instances 19:05:54 19:11:42 Oct 3 3 Oct 3, 2016 3 instances 11:37:17 11:37:19 11:37:22 Nov Dec