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 14:55:31 15:24:30 15:32:34 15:39:28 22 3 Jun 22, 2018 3 instances 03:00:36 10:29:55 10:42:16 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 2 Jan 6, 2017 2 instances 16:18:54 16:22:19 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 10:34:38 10:36:13 18:32:46 18:53:15 19:15:48 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:28:46 19:39:47 Nov 8 2 Nov 8, 2017 2 instances 20:39:02 20:39:04 Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:39:30 10:45:05 10:45:09 10:45:20 30 2 Sep 30, 2016 2 instances 19:54:07 19:59:55 Oct 3 3 Oct 3, 2016 3 instances 12:44:59 12:45:04 12:45:07 Nov Dec 29