8 instances from 2 years 2018 - 4 instances Jan Feb Mar Apr May Jun 22 3 Jun 22, 2018 3 instances 18:31:48 23:13:37 23:48:35 23 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun 22 2 Jun 22, 2017 2 instances 00:49:21 02:22:44 Jul Aug Sep Oct 3 Nov Dec 26