29 instances from 5 years 2020 - 4 instances Jan 18 Feb Mar Apr May Jun 30 Jul Aug Sep Oct Nov 12 13 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 3 Jun 21, 2018 3 instances 03:34:26 11:12:33 19:38:50 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 8 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:27:26 15:19:14 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 14 instances Jan Feb Mar Apr May Jun 21 22 3 Jun 22, 2016 3 instances 03:11:45 03:44:59 13:23:57 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:10:50 17:42:22 22:47:04 23:05:36 Oct 1 2 4 3 Oct 4, 2016 3 instances 18:37:17 19:02:09 22:03:33 Nov Dec 30