18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:05:20 02:05:45 02:06:18 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:34:24 04:34:32 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 10:50:07 10:55:28 10:55:36 11:02:59 30 Oct 3 3 Oct 3, 2016 3 instances 11:04:50 11:04:53 11:04:54 Nov Dec 29