25 instances from 6 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 2 instances Jan 19 Feb Mar Apr May Jun Jul Aug Sep Oct Nov 12 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 27 Nov Dec 2018 - 4 instances Jan 1 Feb Mar Apr May Jun 21 23 24 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan 1 9 Feb Mar Apr May Jun 26 Jul Aug Sep Oct 9 Nov Dec 2016 - 12 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 14:13:26 17:33:45 22:44:31 21 Jul Aug Sep 20 3 Sep 20, 2016 3 instances 15:26:16 16:16:54 21:15:22 Oct 3 2 Oct 3, 2016 2 instances 00:31:46 01:05:38 5 3 Oct 5, 2016 3 instances 16:47:37 17:02:33 19:22:51 Nov Dec