31 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 5 Jun 21, 2018 5 instances 05:14:58 05:15:13 05:17:45 13:04:40 20:10:23 24 Jul Aug Sep Oct Nov Dec 2017 - 14 instances Jan 8 2 Jan 8, 2017 2 instances 01:25:26 01:28:34 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 03:09:39 03:10:00 03:11:29 03:11:41 03:12:00 03:13:31 Jul Aug 29 2 Aug 29, 2017 2 instances 09:37:14 10:27:11 Sep Oct 2 2 Oct 2, 2017 2 instances 03:38:40 03:40:52 Nov Dec 25 2 Dec 25, 2017 2 instances 05:08:48 05:11:29 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:59:14 11:04:50 11:04:58 11:05:02 30 2 Sep 30, 2016 2 instances 16:32:35 16:38:20 Oct 3 3 Oct 3, 2016 3 instances 08:41:55 08:41:59 08:42:36 Nov Dec 29