23 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 22 26 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 7 Feb Mar Apr May Jun Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 07:55:35 07:58:03 08:05:11 20:57:30 Nov Dec 26 2016 - 14 instances Jan Feb Mar Apr May Jun 20 21 2 Jun 21, 2016 2 instances 00:03:15 00:11:03 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 13:48:57 14:01:58 14:05:42 14:13:49 Oct 1 2 Oct 1, 2016 2 instances 20:46:16 20:59:03 4 3 Oct 4, 2016 3 instances 13:07:10 13:15:05 14:17:57 Nov Dec 30