30 instances from 5 years 2020 - 4 instances Jan 18 Feb Mar Apr May Jun 30 Jul Aug Sep Oct Nov 12 13 Dec 2019 - 3 instances Jan Feb Mar Apr May Jun Jul 20 2 Jul 20, 2019 2 instances 10:57:21 13:41:30 Aug Sep Oct 26 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:09:09 10:55:53 19:18:40 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:05:15 14:58:34 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 14 instances Jan Feb Mar Apr May Jun 20 21 3 Jun 21, 2016 3 instances 00:45:22 00:49:02 07:15:20 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:55:28 16:51:21 18:26:24 18:49:46 30 2 Sep 30, 2016 2 instances 21:25:18 22:51:40 Oct 3 3 Oct 3, 2016 3 instances 15:49:52 16:08:11 16:53:55 Nov Dec 29