21 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:49:51 02:50:24 02:50:56 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 7 2 Jan 7, 2017 2 instances 08:09:04 11:17:07 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 19:07:19 19:11:29 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 11 instances Jan Feb Mar Apr May Jun 23 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 05:46:32 05:47:55 05:59:51 06:05:40 Oct 1 2 Oct 1, 2016 2 instances 16:27:25 18:05:29 4 3 Oct 4, 2016 3 instances 05:47:55 08:07:42 08:12:35 Nov Dec 30 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16