22 instances from 5 years 2020 - 3 instances Jan 19 Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov 12 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 27 Nov Dec 2018 - 4 instances Jan 8 Feb Mar Apr May Jun 30 Jul 1 3 Aug Sep Oct Nov Dec 2017 - 5 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:21:21 07:27:41 Jul Aug 29 Sep Oct 3 Nov Dec 27 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:54:44 15:09:43 15:44:29 16:34:08 30 2 Sep 30, 2016 2 instances 22:18:44 22:34:54 Oct 3 3 Oct 3, 2016 3 instances 13:33:33 14:31:08 14:32:14 Nov Dec