31 instances from 4 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 15:04:41 15:33:41 15:43:43 15:48:46 22 3 Jun 22, 2018 3 instances 03:04:20 10:38:44 10:51:10 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 2 Jan 6, 2017 2 instances 16:28:46 16:32:10 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 10:43:34 10:45:06 18:41:32 19:01:53 19:24:33 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:37:33 19:48:26 Nov 8 2 Nov 8, 2017 2 instances 20:50:59 20:51:01 Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:48:33 10:54:07 10:54:15 10:54:21 30 2 Sep 30, 2016 2 instances 20:08:14 20:14:00 Oct 3 3 Oct 3, 2016 3 instances 13:03:19 13:03:22 13:03:31 Nov Dec 29