22 instances from 3 years 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 14 Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:41:57 07:47:57 Jul Aug 29 Sep Oct 2 4 Oct 2, 2017 4 instances 06:03:06 06:12:59 06:15:20 07:49:36 Nov Dec 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 09:53:27 12:28:30 12:47:07 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:29:29 14:33:28 14:48:23 14:52:32 30 2 Sep 30, 2016 2 instances 20:56:18 20:58:43 Oct 3 3 Oct 3, 2016 3 instances 13:02:53 13:11:35 13:28:13 Nov Dec 29