7 instances from 1 year 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 19:59:15 20:13:11 22 4 Jun 22, 2018 4 instances 04:34:35 05:14:58 05:54:03 20:15:41 24 Jul Aug Sep Oct Nov Dec