25 instances from 4 years 2020 - 1 instance Jan Feb Mar Apr May Jun Jul 24 Aug Sep Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 05:26:48 05:26:54 05:29:01 05:32:13 05:32:19 13:40:27 20:13:59 Jul Aug Sep Oct Nov Dec 2017 - 7 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 03:17:29 03:17:36 03:17:48 03:17:54 03:20:41 03:20:48 Jul Aug Sep Oct Nov Dec 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 08:25:59 08:31:08 08:31:10 08:32:15 30 2 Sep 30, 2016 2 instances 16:35:46 16:41:34 Oct 3 3 Oct 3, 2016 3 instances 08:45:39 08:45:41 08:46:17 Nov Dec 29