16 instances from 2 years 2017 - 2 instances Jan 6 7 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2016 - 14 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 09:01:34 15:37:02 15:39:45 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 04:08:50 04:12:41 04:13:22 04:17:21 Oct 1 2 Oct 1, 2016 2 instances 13:06:53 13:15:02 4 3 Oct 4, 2016 3 instances 04:07:59 04:09:39 04:10:22 Nov Dec 29