11 instances from 1 year 2018 - 11 instances Jan Feb Mar Apr May 24 30 Jun 21 23 2 Jun 23, 2018 2 instances 04:53:28 06:35:48 24 Jul 5 6 3 Jul 6, 2018 3 instances 08:42:05 15:47:51 16:33:22 7 Aug Sep Oct Nov Dec