19 instances from 3 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 17:31:19 17:42:56 17:47:18 22 4 Jun 22, 2018 4 instances 03:45:14 10:48:48 11:01:13 16:38:58 23 Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 20 Dec 25 2 Dec 25, 2017 2 instances 14:27:03 15:11:49 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:59:18 11:04:54 11:05:02 11:05:05 30 Oct 3 3 Oct 3, 2016 3 instances 13:25:30 13:25:38 13:26:54 Nov Dec