23 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 22 7 Jun 22, 2018 7 instances 16:28:11 18:25:24 18:44:25 19:02:06 19:13:05 19:21:18 19:32:49 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 22:16:26 23:48:00 22 23 Jul Aug Sep Oct 3 4 Nov 8 2 Nov 8, 2017 2 instances 21:32:40 21:32:42 Dec 26 2 Dec 26, 2017 2 instances 08:15:21 08:34:28 2016 - 6 instances Jan Feb Mar Apr May Jun Jul Aug Sep 21 4 Sep 21, 2016 4 instances 04:59:21 05:04:57 05:04:59 05:04:59 Oct 3 2 Oct 3, 2016 2 instances 07:01:42 07:42:31 Nov Dec