32 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 14:43:57 15:13:09 15:20:14 15:28:15 22 4 Jun 22, 2018 4 instances 02:55:50 10:18:54 10:31:19 23:43:34 Jul Aug Sep Oct Nov Dec 2017 - 15 instances Jan 6 2 Jan 6, 2017 2 instances 16:03:42 16:07:03 8 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 10:21:19 10:23:39 10:25:12 18:21:56 18:42:52 19:04:57 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:17:54 19:29:07 Nov 8 2 Nov 8, 2017 2 instances 20:24:09 20:24:11 Dec 25 26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:28:16 10:33:50 10:33:50 10:34:04 Oct 3 3 Oct 3, 2016 3 instances 12:21:51 12:21:52 12:23:23 Nov Dec 29