11 instances from 2 years 2017 - 1 instance Jan 7 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 20 4 Sep 20, 2016 4 instances 10:19:23 10:26:19 10:34:26 10:35:32 Oct 1 2 Oct 1, 2016 2 instances 17:22:28 17:30:16 4 3 Oct 4, 2016 3 instances 09:38:15 09:51:01 10:47:17 Nov Dec 30