22 instances from 6 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 2 instances Jan 20 Feb Mar Apr May Jun Jul Aug Sep Oct Nov 13 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 27 Nov Dec 2018 - 4 instances Jan 4 Feb Mar Apr May Jun 21 23 24 Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan 6 Feb Mar Apr May Jun 21 Jul Aug Sep Oct 3 Nov Dec 2016 - 11 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2016 4 instances 04:30:42 04:57:31 05:34:22 10:46:36 Jul Aug Sep 19 2 Sep 19, 2016 2 instances 15:34:02 16:17:12 30 Oct 3 3 Oct 3, 2016 3 instances 14:54:16 15:07:27 15:52:00 Nov Dec 29