22 instances from 5 years 2020 - 1 instance Jan 19 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 22 27 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 3 Nov Dec 26 2016 - 13 instances Jan Feb Mar Apr May Jun 20 21 2 Jun 21, 2016 2 instances 05:47:53 06:31:17 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 03:00:56 03:10:50 03:22:17 03:29:47 Oct 1 2 Oct 1, 2016 2 instances 09:59:59 10:00:34 4 3 Oct 4, 2016 3 instances 02:03:55 02:17:56 03:14:16 Nov Dec 29