20 instances from 5 years 2021 - 1 instance Jan Feb Mar 21 Apr May Jun Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun Jul 24 Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 8 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 09:46:56 09:57:12 09:57:15 10:31:53 10:43:08 21:35:15 21:41:36 22 Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan Feb Mar Apr May Jun Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 06:10:24 06:45:01 Nov 2 2 Nov 2, 2017 2 instances 20:08:53 20:08:56 8 2 Nov 8, 2017 2 instances 19:02:25 19:02:27 Dec 25 2 Dec 25, 2017 2 instances 08:26:50 09:05:23