19 instances from 4 years 2020 - 1 instance Jan 23 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2017 - 3 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:25:29 11:23:19 Jul Aug Sep Oct Nov Dec 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 14:07:23 17:42:42 22:40:33 21 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 15:48:21 16:31:40 18:04:16 30 2 Sep 30, 2016 2 instances 21:56:46 23:05:47 Oct 3 3 Oct 3, 2016 3 instances 15:10:28 15:24:31 16:08:07 Nov Dec 29