29 instances from 6 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 5 instances Jan 19 Feb Mar Apr May Jun 28 29 Jul Aug Sep Oct Nov 13 14 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 4 instances Jan 4 Feb Mar Apr May Jun 30 Jul 1 12 Aug Sep Oct Nov Dec 2017 - 5 instances Jan 1 10 Feb Mar Apr May Jun 26 Jul Aug 29 Sep Oct 9 Nov Dec 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 13:04:28 17:12:07 21:55:36 21 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:28:20 15:48:23 21:19:42 21:37:13 Oct 1 2 Oct 1, 2016 2 instances 21:35:31 22:29:33 4 3 Oct 4, 2016 3 instances 17:08:52 17:37:03 20:14:55 Nov Dec