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 03:37:10 11:15:07 19:41:25 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:28:31 15:20:18 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 13 instances Jan Feb Mar Apr May Jun 20 21 3 Jun 21, 2016 3 instances 00:33:03 00:37:07 07:19:31 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:08:27 17:40:06 22:44:47 23:03:20 30 2 Sep 30, 2016 2 instances 21:36:11 23:03:03 Oct 3 2 Oct 3, 2016 2 instances 16:01:21 17:05:02 Nov Dec 29