19 instances from 2 years 2018 - 18 instances Jan Feb Mar Apr May 17 24 29 Jun 21 2 Jun 21, 2018 2 instances 17:44:59 19:26:21 22 4 Jun 22, 2018 4 instances 16:02:29 18:09:47 18:25:36 20:37:16 23 24 Jul 5 3 Jul 5, 2018 3 instances 14:19:08 15:47:09 18:00:08 6 3 Jul 6, 2018 3 instances 13:48:39 15:06:14 17:01:29 7 Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug 29 Sep Oct Nov Dec