22 instances from 4 years 2020 - 2 instances Jan 20 Feb Mar Apr May Jun Jul Aug Sep Oct Nov 15 Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 27 Jul 1 2 Aug Sep Oct Nov Dec 2017 - 7 instances Jan 7 Feb Mar Apr May Jun 23 Jul Aug Sep Oct 3 5 2 Oct 5, 2017 2 instances 11:04:31 11:10:44 9 Nov Dec 27 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 20 4 Sep 20, 2016 4 instances 10:16:17 10:23:10 10:31:20 10:32:26 Oct 1 2 Oct 1, 2016 2 instances 17:20:01 17:27:48 4 3 Oct 4, 2016 3 instances 09:35:47 09:48:38 10:44:53 Nov Dec 30