22 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:28:51 20:42:37 22 4 Jun 22, 2018 4 instances 04:47:00 10:55:17 11:17:57 11:30:06 Jul 4 Aug Sep Oct Nov Dec 2017 - 10 instances Jan 10 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:06:26 13:30:13 13:50:58 19:15:45 19:34:54 19:58:36 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 5 instances Jan Feb Mar Apr May Jun Jul Aug Sep 30 2 Sep 30, 2016 2 instances 21:34:39 21:40:39 Oct 3 2 Oct 3, 2016 2 instances 14:48:45 14:48:45 4 Nov Dec