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 6 Jun 21, 2018 6 instances 09:47:09 09:57:25 09:57:28 10:31:57 10:43:11 21:41:40 23 27 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 06:10:27 06:45:05 Nov 2 2 Nov 2, 2017 2 instances 20:09:01 20:09:03 8 2 Nov 8, 2017 2 instances 19:02:32 19:02:34 Dec 25 2 Dec 25, 2017 2 instances 08:26:53 09:05:26