18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:05:04 02:05:29 02:06:02 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:33:36 04:33:39 Jul Aug Sep Oct 2 Nov 20 Dec 25 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:49:15 10:54:36 10:54:44 10:57:16 30 Oct 3 3 Oct 3, 2016 3 instances 11:04:04 11:04:07 11:04:08 Nov Dec 29