17 instances from 3 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 22 4 Jun 22, 2018 4 instances 03:17:52 03:26:48 04:09:25 21:00:36 23 3 Jun 23, 2018 3 instances 07:08:47 07:16:36 07:18:34 Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2017 3 instances 14:44:59 15:17:36 15:29:34 22 2 Jun 22, 2017 2 instances 04:23:47 04:43:49 Jul Aug Sep Oct 2 3 Nov Dec 25 26