21 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:24:45 03:25:19 03:26:11 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 7 2 Jan 7, 2017 2 instances 10:44:47 12:26:27 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 20:16:28 20:19:25 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 11 instances Jan Feb Mar Apr May Jun 20 2 Jun 20, 2016 2 instances 09:03:23 09:45:17 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 17:10:23 17:14:03 17:16:42 Oct 1 2 Oct 1, 2016 2 instances 01:37:10 01:42:06 3 3 Oct 3, 2016 3 instances 17:17:18 17:22:10 17:22:41 Nov Dec 30 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 18