14 instances from 2 years 2017 - 2 instances Jan 6 7 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2016 - 12 instances Jan Feb Mar Apr May Jun 20 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 04:08:43 04:12:34 04:13:15 04:17:14 Oct 1 2 Oct 1, 2016 2 instances 13:06:46 13:14:55 4 3 Oct 4, 2016 3 instances 04:07:52 04:09:33 04:10:15 Nov Dec 29