27 instances from 6 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 3 instances Jan 18 Feb Mar Apr May Jun 29 Jul Aug Sep Oct Nov 13 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2018 - 4 instances Jan 4 Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 06:13:02 14:10:12 18:58:11 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 02:14:46 02:21:41 Jul Aug 29 2 Aug 29, 2017 2 instances 15:55:08 16:14:52 Sep Oct 5 Nov 20 Dec 28 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 08:43:12 09:05:32 09:09:51 09:27:58 30 Oct 3 3 Oct 3, 2016 3 instances 09:01:41 09:05:26 09:12:22 Nov Dec 29