20 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:00:27 03:00:27 03:00:28 Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan 6 Feb Mar Apr May Jun Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 08:38:18 08:44:13 09:33:20 09:41:12 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:05:05 10:05:47 10:07:41 10:07:48 30 2 Sep 30, 2016 2 instances 18:13:52 18:19:38 Oct 3 3 Oct 3, 2016 3 instances 10:05:15 10:05:15 10:05:15 Nov Dec 29