24 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:58:58 10:51:16 19:14:28 Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 01:50:53 02:43:39 22 2 Jun 22, 2017 2 instances 09:26:35 17:20:35 23 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 12 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 09:23:28 11:30:34 11:37:25 11:56:51 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:03:00 09:28:37 09:43:42 30 2 Sep 30, 2016 2 instances 16:59:05 17:28:07 Oct 3 2 Oct 3, 2016 2 instances 09:34:12 09:45:01 Nov Dec 29