21 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 3 instances Jan 19 Feb Mar Apr May Jun Jul 2 Aug Sep Oct Nov 14 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep 18 Oct Nov Dec 2017 - 2 instances Jan 8 Feb Mar Apr May Jun 23 Jul Aug Sep Oct Nov Dec 2016 - 13 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2016 2 instances 10:32:27 19:17:53 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:22:48 14:57:48 19:52:28 20:10:11 Oct 1 2 Oct 1, 2016 2 instances 20:54:20 22:09:11 4 3 Oct 4, 2016 3 instances 15:28:17 16:01:19 18:42:45 Nov Dec 30