17 instances from 2 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 20:29:36 20:43:22 20:44:43 22 3 Jun 22, 2018 3 instances 04:47:18 11:18:40 11:30:50 23 Jul 9 Aug Sep Oct Nov Dec 2017 - 9 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:07:11 13:30:57 13:51:41 19:16:28 19:35:38 19:59:19 Jul Aug Sep Oct 2 Nov Dec 25 26