25 instances from 3 years 2018 - 6 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:23:00 20:36:44 22 4 Jun 22, 2018 4 instances 04:44:27 09:40:32 11:12:18 11:24:23 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:00:35 13:24:06 13:45:09 19:09:58 19:29:02 19:52:52 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:35:46 11:41:25 11:41:34 11:43:01 30 2 Sep 30, 2016 2 instances 21:25:50 21:29:49 Oct 3 3 Oct 3, 2016 3 instances 14:35:16 14:35:18 14:35:25 Nov Dec