20 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:24:11 01:24:15 01:24:24 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:07:22 07:13:37 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 13 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 09:27:06 10:04:48 10:33:45 10:52:38 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:08:21 14:19:13 14:27:53 14:32:04 30 2 Sep 30, 2016 2 instances 20:35:44 20:38:46 Oct 3 3 Oct 3, 2016 3 instances 12:42:28 12:51:11 13:07:47 Nov Dec