21 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:34:59 01:35:22 01:35:54 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 01:23:51 01:25:24 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 12 instances Jan 22 Feb Mar Apr May Jun 20 2 Jun 20, 2016 2 instances 08:42:54 10:30:41 22 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 08:51:20 08:56:46 08:57:43 30 Oct 3 3 Oct 3, 2016 3 instances 09:10:23 09:10:24 09:10:24 Nov Dec 29 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16