18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:05:50 02:06:16 02:06:49 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:36:15 04:36:22 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 10:52:09 10:57:28 10:57:36 11:04:45 30 2 Sep 30, 2016 2 instances 19:14:45 19:20:12 Oct 3 3 Oct 3, 2016 3 instances 11:06:53 11:06:53 11:07:08 Nov Dec 29