21 instances from 2 years 2018 - 20 instances Jan Feb Mar Apr May 24 25 29 30 Jun 21 22 2 Jun 22, 2018 2 instances 06:35:20 23:01:40 24 2 Jun 24, 2018 2 instances 06:18:50 18:40:17 Jul 5 4 Jul 5, 2018 4 instances 12:10:56 17:39:47 22:27:04 22:51:41 6 5 Jul 6, 2018 5 instances 13:06:53 16:50:10 17:34:59 20:37:32 23:44:24 7 2 Jul 7, 2018 2 instances 06:12:21 12:14:07 Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 2 Oct Nov Dec