18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 04:52:16 04:52:25 04:52:36 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:32:05 08:39:25 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:21:06 15:33:54 15:41:46 15:45:21 30 2 Sep 30, 2016 2 instances 21:49:06 21:51:42 Oct 3 3 Oct 3, 2016 3 instances 13:55:58 14:04:42 14:21:36 Nov Dec 29