9 instances from 2 years 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 13 Dec 2016 - 8 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 14:21:27 14:23:25 15:54:05 19:47:52 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:38:12 14:42:13 14:57:05 15:01:09 Oct Nov Dec