28 instances from 5 years 2020 - 3 instances Jan 18 Feb Mar Apr May Jun 30 Jul Aug Sep Oct Nov 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 03:04:08 10:52:43 19:15:55 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:05:02 14:58:19 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 03:34:37 04:08:21 12:58:49 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 13:58:25 17:30:47 22:35:17 22:53:51 Oct 1 2 Oct 1, 2016 2 instances 21:07:09 23:47:23 4 3 Oct 4, 2016 3 instances 18:25:07 18:49:04 21:49:18 Nov Dec 29