20 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 4 instances Jan 19 Feb Mar Apr May Jun Jul 2 Aug Sep Oct Nov 12 14 Dec 2019 - 4 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep 18 Oct 26 2 Oct 26, 2019 2 instances 11:20:27 23:52:53 Nov Dec 2017 - 3 instances Jan 1 9 Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2016 - 8 instances Jan Feb Mar Apr May Jun 22 24 Jul Aug Sep 22 4 Sep 22, 2016 4 instances 04:04:44 04:18:32 14:08:47 15:05:12 Oct 3 2 Oct 3, 2016 2 instances 12:06:34 13:59:10 Nov Dec