18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:37:57 01:38:00 01:38:09 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:18:29 07:24:36 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:19:07 14:30:46 14:39:01 14:43:06 30 2 Sep 30, 2016 2 instances 20:46:34 20:49:27 Oct 3 3 Oct 3, 2016 3 instances 12:53:12 13:01:55 13:18:40 Nov Dec 29