29 instances from 5 years 2020 - 5 instances Jan 18 Feb Mar Apr May Jun 30 Jul Aug 3 Sep Oct Nov 12 13 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 27 30 Jul 1 Aug Sep Oct Nov Dec 2017 - 6 instances Jan 7 Feb Mar Apr May Jun 22 25 Jul Aug Sep Oct 6 Nov Dec 25 30 2016 - 13 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2016 3 instances 05:09:30 08:59:57 09:06:07 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 10:50:53 10:58:42 11:06:10 11:07:09 Oct 1 2 Oct 1, 2016 2 instances 17:51:51 18:00:17 4 3 Oct 4, 2016 3 instances 10:07:44 10:20:16 11:16:38 Nov Dec 30