21 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 12 Dec 2018 - 3 instances Jan 1 Feb Mar Apr May Jun Jul 12 14 Aug Sep Oct Nov Dec 2017 - 3 instances Jan 9 Feb Mar Apr May Jun 25 Jul Aug Sep Oct 6 Nov Dec 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 14:36:11 20:04:36 21:12:19 21 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 15:53:09 16:36:23 18:09:08 Oct 3 2 Oct 3, 2016 2 instances 01:59:43 02:35:02 4 3 Oct 4, 2016 3 instances 20:07:48 20:08:28 23:54:04 Nov Dec 31