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 18 Feb Mar Apr May Jun 29 Jul Aug Sep Oct Nov 13 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2017 - 3 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:09:37 11:06:34 Jul Aug Sep Oct Nov Dec 2016 - 12 instances Jan Feb Mar Apr May Jun 21 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 15:51:37 16:41:52 21:23:01 21:40:27 30 2 Sep 30, 2016 2 instances 21:42:44 22:51:29 Oct 3 3 Oct 3, 2016 3 instances 14:56:15 15:09:25 15:53:59 Nov Dec 29