8 instances from 2 years 2018 - 4 instances Jan Feb Mar Apr May Jun 22 4 Jun 22, 2018 4 instances 16:21:07 18:07:08 18:44:13 18:54:59 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 22:00:27 23:32:17 Jul Aug Sep Oct 3 Nov Dec 26