13 instances from 2 years 2017 - 1 instance Jan 8 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2016 - 12 instances Jan Feb Mar Apr May Jun 21 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:27:05 15:02:05 19:56:50 20:16:23 Oct 1 2 Oct 1, 2016 2 instances 20:58:33 22:13:31 4 3 Oct 4, 2016 3 instances 15:32:30 16:05:35 18:46:59 Nov Dec 30