15 instances from 3 years 2017 - 4 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:13:34 04:13:36 Jul Aug Sep Oct 2 Nov Dec 2016 - 10 instances Jan Feb Mar Apr May Jun 20 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 08:22:54 08:28:28 08:28:29 08:28:37 30 2 Sep 30, 2016 2 instances 16:23:34 16:28:44 Oct 3 3 Oct 3, 2016 3 instances 08:28:44 08:28:45 08:29:12 Nov Dec 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 17