13 instances from 2 years 2018 - 12 instances Jan Feb Mar Apr May 24 Jun 22 4 Jun 22, 2018 4 instances 01:22:47 16:03:21 19:57:15 22:11:58 23 2 Jun 23, 2018 2 instances 06:12:08 13:25:11 Jul 3 5 2 Jul 5, 2018 2 instances 13:59:30 22:04:26 6 2 Jul 6, 2018 2 instances 19:10:59 22:24:20 Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun 22 Jul Aug Sep Oct Nov Dec