29 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 2 Jun 21, 2018 2 instances 20:15:27 20:29:10 22 4 Jun 22, 2018 4 instances 04:41:13 11:04:51 11:17:05 23:50:21 23 Jul Aug Sep Oct Nov Dec 2017 - 11 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:53:07 13:16:40 13:37:44 19:02:40 19:21:47 19:45:37 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 13:01:36 20:11:37 Nov Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:28:14 11:33:51 11:33:56 11:35:26 30 2 Sep 30, 2016 2 instances 21:11:53 21:18:05 Oct 3 3 Oct 3, 2016 3 instances 14:20:49 14:20:53 14:20:54 Nov Dec 29