21 instances from 4 years 2020 - 2 instances Jan 22 Feb Mar Apr May Jun Jul Aug Sep Oct Nov 15 Dec 2018 - 1 instance Jan Feb Mar Apr May Jun Jul 13 Aug Sep Oct Nov Dec 2017 - 7 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 2 6 7 2 Oct 7, 2017 2 instances 00:00:31 00:53:12 Nov Dec 26 2016 - 11 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 13:38:35 13:48:03 13:57:03 13:58:27 30 2 Sep 30, 2016 2 instances 20:05:32 20:08:49 Oct 3 3 Oct 3, 2016 3 instances 12:12:52 12:21:47 12:38:18 Nov 21 Dec 30