26 instances from 4 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 6 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:23:52 20:37:37 22 3 Jun 22, 2018 3 instances 04:44:49 11:13:08 11:25:14 23 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:01:26 13:24:56 13:46:00 19:10:47 19:29:52 19:53:42 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:36:38 11:42:16 11:42:26 11:43:52 30 2 Sep 30, 2016 2 instances 21:27:04 21:31:03 Oct 3 3 Oct 3, 2016 3 instances 14:36:56 14:36:57 14:36:57 Nov Dec