20 instances from 7 years 2023 - 1 instance Jan Feb Mar 24 Apr May Jun Jul Aug Sep Oct Nov Dec 2021 - 1 instance Jan 25 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2020 - 3 instances Jan Feb 4 Mar Apr May Jun 28 Jul Aug Sep Oct Nov 13 Dec 2019 - 3 instances Jan Feb 18 Mar 4 Apr May Jun Jul 20 Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 08:49:40 11:31:30 13:08:19 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 7 Feb Mar Apr May Jun 23 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 01:13:52 19:36:42 Nov Dec 26 2016 - 4 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct 3 3 Oct 3, 2016 3 instances 16:58:01 17:53:15 18:05:22 Nov Dec 29