17 instances from 4 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 22 7 Jun 22, 2018 7 instances 00:19:15 00:19:18 00:31:35 00:31:38 00:39:57 00:40:01 01:09:42 Jul Aug Sep Oct Nov Dec 2017 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 26 2 Dec 26, 2017 2 instances 00:12:24 00:12:27 2016 - 7 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:05:29 15:11:08 15:11:10 15:11:22 Oct 3 3 Oct 3, 2016 3 instances 20:00:41 20:01:00 20:02:46 Nov Dec