25 instances from 5 years 2020 - 1 instance Jan 18 Feb Mar Apr May Jun Jul Aug Sep Oct Nov 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 21 3 Jun 21, 2018 3 instances 03:25:40 11:07:56 19:34:23 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:22:17 15:14:18 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 13 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 09:23:34 11:30:41 11:43:22 12:02:57 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 08:45:14 09:10:47 09:25:48 30 2 Sep 30, 2016 2 instances 16:40:50 17:10:10 Oct 3 3 Oct 3, 2016 3 instances 09:16:22 09:20:18 09:27:14 Nov Dec 29