21 instances from 4 years 2020 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 13 14 Dec 2018 - 1 instance Jan 8 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 06:13:02 06:33:45 Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 03:49:01 03:53:36 03:56:03 06:08:24 Nov Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 13:28:49 13:38:46 13:47:08 13:48:49 30 2 Sep 30, 2016 2 instances 19:55:36 19:59:02 Oct 3 3 Oct 3, 2016 3 instances 12:03:04 12:09:38 12:28:31 Nov Dec 29