30 instances from 5 years 2020 - 4 instances Jan 18 Feb Mar Apr May Jun 29 Jul Aug 3 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 02:50:16 10:45:20 19:08:34 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:59:10 14:50:42 Jul Aug Sep Oct 2 Nov 20 2 Nov 20, 2017 2 instances 19:09:02 20:16:33 Dec 25 26 2016 - 13 instances Jan Feb Mar Apr May Jun 20 21 3 Jun 21, 2016 3 instances 01:06:26 01:10:27 06:52:59 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:41:03 17:31:59 19:07:16 19:30:11 30 2 Sep 30, 2016 2 instances 22:15:31 23:46:15 Oct 3 2 Oct 3, 2016 2 instances 16:53:06 17:48:24 Nov Dec 29