22 instances from 4 years 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 15 Dec 2018 - 1 instance Jan Feb Mar Apr May Jun Jul 12 Aug Sep Oct Nov Dec 2017 - 7 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 3 5 3 Oct 5, 2017 3 instances 07:16:07 11:31:43 11:40:28 Nov Dec 27 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 11:30:40 12:15:34 12:54:29 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 04:19:34 04:31:21 04:41:18 04:41:51 Oct 1 2 Oct 1, 2016 2 instances 11:18:32 11:20:56 4 3 Oct 4, 2016 3 instances 03:24:53 03:37:49 04:35:29 Nov Dec 30