21 instances from 5 years 2020 - 3 instances Jan 19 Feb Mar Apr May Jun Jul 2 Aug Sep Oct Nov 14 Dec 2018 - 2 instances Jan Feb Mar Apr May Jun 21 24 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 8 Feb Mar Apr May Jun 23 Jul Aug Sep Oct 4 Nov 20 2 Nov 20, 2017 2 instances 20:17:58 21:38:22 Dec 29 2016 - 9 instances Jan Feb 17 Mar Apr May Jun 21 22 Jul Aug Sep 20 Oct 1 4 3 Oct 4, 2016 3 instances 15:39:22 16:12:26 18:53:50 Nov Dec 30 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16