22 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 06:30:18 06:52:38 08:30:06 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 3 Nov Dec 26 2016 - 14 instances Jan Feb 17 Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 11:02:26 11:08:47 11:38:20 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:01:54 14:03:31 14:16:16 14:20:30 30 2 Sep 30, 2016 2 instances 20:24:02 20:24:04 Oct 3 3 Oct 3, 2016 3 instances 12:31:04 12:36:57 12:56:18 Nov Dec 30 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16