24 instances from 6 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 1 Aug Sep Oct Nov Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep 18 Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 24 27 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 20:00:53 21:20:43 Dec 29 2016 - 11 instances Jan Feb Mar Apr May Jun 21 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:31:20 15:06:14 20:01:04 20:20:32 Oct 1 4 3 Oct 4, 2016 3 instances 15:36:22 16:09:26 18:50:50 Nov Dec 30