25 instances from 5 years 2020 - 3 instances Jan 18 Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov 12 Dec 2019 - 2 instances Jan Feb Mar 6 Apr May Jun 27 Jul Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:50:37 06:59:26 07:11:09 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 03:26:20 03:47:52 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 12 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 09:41:17 11:07:48 11:10:05 11:17:22 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 09:51:52 09:52:10 09:52:12 09:56:35 30 Oct 3 2 Oct 3, 2016 2 instances 09:54:21 10:10:32 Nov Dec 29