17 instances from 2 years 2018 - 8 instances Jan Feb Mar Apr May Jun 22 5 Jun 22, 2018 5 instances 03:05:01 03:13:53 03:55:55 06:08:50 21:00:25 23 3 Jun 23, 2018 3 instances 07:08:12 07:16:01 07:17:59 Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2017 3 instances 14:30:38 15:05:27 15:17:16 22 2 Jun 22, 2017 2 instances 04:23:30 04:43:32 Jul Aug Sep Oct 2 3 Nov Dec 25 26