22 instances from 3 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 20:29:02 20:42:47 20:44:07 22 3 Jun 22, 2018 3 instances 04:47:04 11:18:07 11:30:16 23 Jul 7 Aug Sep Oct Nov Dec 2017 - 9 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:06:37 13:30:23 13:51:08 19:15:55 19:35:04 19:58:46 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 21:35:06 21:41:00 Oct 3 2 Oct 3, 2016 2 instances 14:49:14 14:49:14 4 Nov Dec