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 03:36:41 11:14:42 19:40:59 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 03:07:51 03:41:35 13:18:22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:07:47 17:39:26 22:44:06 23:02:40 Oct 1 2 Oct 1, 2016 2 instances 21:16:36 23:57:42 4 3 Oct 4, 2016 3 instances 18:34:20 18:59:13 21:59:15 Nov Dec 30