27 instances from 5 years 2020 - 3 instances Jan 19 Feb Mar Apr May Jun Jul 1 Aug Sep Oct Nov 15 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 27 Nov Dec 2018 - 4 instances Jan 16 Feb Mar Apr May Jun 27 2 Jun 27, 2018 2 instances 22:14:16 23:27:15 29 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 7 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 11:30:19 12:27:34 Jul Aug Sep Oct 3 Nov Dec 25 2016 - 13 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2016 2 instances 09:35:00 11:49:29 22 Jul Aug Sep 21 4 Sep 21, 2016 4 instances 01:24:02 01:32:59 01:40:42 02:04:48 Oct 1 2 Oct 1, 2016 2 instances 03:58:19 04:02:10 3 3 Oct 3, 2016 3 instances 20:04:31 20:19:43 21:15:27 Nov Dec 30