16 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 2018 - 2 instances Jan 6 23 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 1 instance Jan 8 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2016 - 11 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2016 2 instances 11:40:15 13:41:07 22 Jul Aug Sep 20 2 Sep 20, 2016 2 instances 14:47:30 20:52:35 Oct 1 2 Oct 1, 2016 2 instances 21:37:07 21:57:02 4 3 Oct 4, 2016 3 instances 16:10:53 16:46:16 19:25:32 Nov Dec 30