22 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:27:27 03:28:02 03:28:56 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 7 2 Jan 7, 2017 2 instances 10:47:28 12:29:10 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 20:19:07 20:21:58 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 12 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 08:59:35 09:27:15 10:07:50 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 17:12:58 17:16:37 17:19:16 Oct 1 2 Oct 1, 2016 2 instances 01:39:45 01:44:39 3 3 Oct 3, 2016 3 instances 17:19:53 17:24:43 17:25:15 Nov Dec 30 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 18