18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:48:24 01:48:27 01:48:37 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:04:57 08:10:52 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 14:46:05 14:57:30 15:05:41 15:09:33 30 2 Sep 30, 2016 2 instances 21:13:26 21:16:04 Oct 3 3 Oct 3, 2016 3 instances 13:19:48 13:28:31 13:46:31 Nov Dec 29