27 instances from 5 years 2020 - 2 instances Jan 20 Feb Mar Apr May Jun Jul Aug Sep Oct Nov 15 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 27 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 16:55:30 22:49:18 24 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 06:20:18 06:41:06 Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 04:02:07 04:06:11 04:08:42 06:16:41 Nov Dec 29 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 11:29:32 12:17:37 12:57:30 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 13:33:13 13:42:35 13:51:26 13:53:04 30 2 Sep 30, 2016 2 instances 19:59:54 20:03:18 Oct 3 3 Oct 3, 2016 3 instances 12:07:20 12:13:54 12:32:46 Nov Dec 29