20 instances from 2 years 2018 - 19 instances Jan Feb Mar Apr May 24 2 May 24, 2018 2 instances 12:29:37 23:05:51 29 Jun 21 2 Jun 21, 2018 2 instances 22:23:31 22:37:20 22 3 Jun 22, 2018 3 instances 19:21:27 21:01:55 21:05:54 23 2 Jun 23, 2018 2 instances 02:08:54 10:31:11 Jul 3 5 3 Jul 5, 2018 3 instances 16:16:15 16:18:49 19:14:30 6 5 Jul 6, 2018 5 instances 12:27:18 14:44:12 14:52:09 16:04:01 21:32:38 Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 1 Oct Nov Dec