33 instances from 6 years 2022 - 2 instances Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct 22 Nov Dec 2020 - 5 instances Jan 19 Feb 12 13 Mar Apr May Jun 29 Jul Aug Sep Oct Nov 14 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 22 27 Jul Aug Sep Oct Nov Dec 2017 - 7 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 2 3 Oct 2, 2017 3 instances 11:44:38 11:46:42 11:49:08 3 Nov Dec 27 2016 - 14 instances Jan Feb Mar Apr May Jun 20 21 3 Jun 21, 2016 3 instances 04:13:40 04:31:22 10:06:33 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 09:09:45 09:15:47 09:24:41 09:25:28 Oct 1 2 Oct 1, 2016 2 instances 16:14:02 16:20:46 4 3 Oct 4, 2016 3 instances 08:29:17 08:42:14 09:38:50 Nov Dec 30