35 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 5 Jun 21, 2018 5 instances 13:04:02 13:05:39 13:36:15 13:52:14 19:09:15 22 2 Jun 22, 2018 2 instances 02:25:16 10:30:05 27 Jul Aug Sep Oct Nov Dec 2017 - 16 instances Jan 6 2 Jan 6, 2017 2 instances 16:02:13 16:05:34 8 2 Jan 8, 2017 2 instances 01:26:07 01:29:17 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 09:24:26 09:26:09 09:27:29 11:43:11 12:05:38 12:24:29 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 09:05:43 11:56:32 Nov 8 2 Nov 8, 2017 2 instances 20:03:40 20:03:43 Dec 25 2 Dec 25, 2017 2 instances 11:46:33 15:38:39 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:26:59 10:32:34 10:32:34 10:32:47 30 2 Sep 30, 2016 2 instances 19:03:34 19:09:20 Oct 3 3 Oct 3, 2016 3 instances 11:33:52 11:34:01 11:34:17 Nov Dec 30