31 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 4 Jun 21, 2018 4 instances 19:46:11 19:54:20 20:00:20 20:04:45 22 23 3 Jun 23, 2018 3 instances 07:54:14 08:52:32 08:55:45 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 3 Jan 6, 2017 3 instances 15:12:34 15:12:34 15:37:29 Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 12:02:40 12:25:00 12:41:45 12:51:53 22 Jul Aug Sep Oct 2 3 Nov 20 Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 08:37:30 08:42:49 08:42:55 08:43:50 30 Oct 3 3 Oct 3, 2016 3 instances 09:07:31 09:07:36 09:07:41 Nov Dec 29