17 instances from 2 years 2018 - 8 instances Jan Feb Mar Apr May Jun 22 5 Jun 22, 2018 5 instances 03:02:22 03:11:15 03:53:16 06:07:49 21:00:18 23 3 Jun 23, 2018 3 instances 07:07:57 07:15:47 07:17:45 Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2017 3 instances 14:28:59 15:04:09 15:15:56 22 2 Jun 22, 2017 2 instances 04:23:16 04:43:18 Jul Aug Sep Oct 2 3 Nov Dec 25 26