12 instances from 2 years 2017 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 20 2 Nov 20, 2017 2 instances 20:00:57 21:20:47 Dec 2016 - 10 instances Jan Feb Mar Apr May Jun 21 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:34:29 15:09:23 20:04:19 20:23:41 Oct 1 4 3 Oct 4, 2016 3 instances 15:40:09 16:13:12 18:54:37 Nov Dec