23 instances from 6 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 4 instances Jan 18 Feb Mar Apr May Jun 29 Jul Aug 4 Sep Oct Nov 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 21 3 Jun 21, 2018 3 instances 02:50:44 12:37:48 17:18:38 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:40:17 10:41:03 Jul Aug Sep Oct 2 Nov Dec 26 2016 - 8 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 13:43:26 17:09:34 22:19:25 21 Jul Aug Sep 30 Oct 3 2 Oct 3, 2016 2 instances 15:00:31 15:45:06 Nov Dec 29