29 instances from 4 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 6 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:02:47 20:16:42 22 3 Jun 22, 2018 3 instances 04:35:59 10:52:44 11:05:01 25 Jul Aug Sep Oct Nov Dec 2017 - 14 instances Jan 6 2 Jan 6, 2017 2 instances 16:41:00 16:43:37 10 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:40:57 13:04:30 13:25:40 18:50:46 19:09:49 19:33:42 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 12:49:16 19:59:49 Nov 20 Dec 25 26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 2 Sep 19, 2016 2 instances 11:15:48 11:22:55 30 2 Sep 30, 2016 2 instances 20:51:23 20:59:10 Oct 3 3 Oct 3, 2016 3 instances 13:52:45 13:52:57 13:54:22 Nov Dec 29