18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:32:51 02:35:58 02:36:41 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 2 Jan 6, 2017 2 instances 22:36:11 22:36:11 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:27:56 10:28:19 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 17:01:57 17:03:48 17:07:24 Oct 1 2 Oct 1, 2016 2 instances 01:07:52 01:12:53 3 3 Oct 3, 2016 3 instances 16:48:10 16:52:57 16:53:28 Nov Dec 29