27 instances from 3 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 20:26:06 20:39:52 20:40:03 22 4 Jun 22, 2018 4 instances 04:45:52 10:30:31 11:15:17 11:27:27 Jul 4 Aug Sep Oct Nov Dec 2017 - 11 instances Jan 6 10 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:03:40 13:27:09 13:48:13 19:12:58 19:32:12 19:55:53 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:38:53 11:44:32 11:44:43 11:46:08 30 2 Sep 30, 2016 2 instances 21:31:06 21:35:52 Oct 3 2 Oct 3, 2016 2 instances 14:43:10 14:43:11 Nov Dec