24 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:25:10 01:25:18 01:25:26 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 2 Jan 6, 2017 2 instances 15:38:56 16:07:18 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 03:34:43 03:40:12 Jul Aug Sep Oct 2 Nov 8 Dec 2016 - 14 instances Jan Feb 17 Mar Apr May Jun 20 21 3 Jun 21, 2016 3 instances 08:38:20 11:59:50 14:48:26 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 18:25:30 18:30:49 18:53:24 Oct 1 2 Oct 1, 2016 2 instances 03:04:23 03:10:55 3 3 Oct 3, 2016 3 instances 18:47:58 18:54:22 18:57:25 Nov Dec 29 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 18