20 instances from 4 years 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 13 Dec 2018 - 3 instances Jan 8 9 15 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 3 11 Feb Mar Apr May Jun Jul 4 Aug Sep Oct 8 3 Oct 8, 2017 3 instances 00:52:11 19:35:39 20:30:53 Nov Dec 2016 - 10 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 10:05:13 10:54:12 10:56:34 12:40:07 Jul Aug Sep 23 4 Sep 23, 2016 4 instances 11:53:25 12:34:28 13:58:18 14:04:07 Oct 4 2 Oct 4, 2016 2 instances 22:26:02 23:51:00 Nov Dec