28 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 03:36:57 11:14:54 19:41:12 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 8 Feb Mar Apr May Jun 23 Jul Aug Sep Oct 5 Nov Dec 25 29 2016 - 14 instances Jan Feb Mar Apr May Jun 21 22 3 Jun 22, 2016 3 instances 03:08:04 03:41:48 13:18:04 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:07:53 17:39:32 22:44:12 23:02:46 Oct 1 2 Oct 1, 2016 2 instances 21:16:45 23:57:51 4 3 Oct 4, 2016 3 instances 18:34:29 18:59:23 21:59:24 Nov Dec 30