20 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 13 Dec 2019 - 3 instances Jan Feb Mar Apr May Jun 22 Jul Aug Sep 18 Oct 26 Nov Dec 2017 - 5 instances Jan 1 10 Feb Mar Apr May Jun 30 Jul Aug Sep Oct Nov 20 2 Nov 20, 2017 2 instances 20:06:37 21:26:43 Dec 2016 - 10 instances Jan Feb Mar Apr May Jun 21 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:32:47 15:07:41 20:02:33 20:21:59 Oct 1 4 3 Oct 4, 2016 3 instances 15:37:49 16:10:53 18:52:17 Nov Dec