28 instances from 6 years 2021 - 2 instances Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov 6 Dec 2020 - 5 instances Jan 18 Feb Mar Apr May Jun 29 Jul Aug Sep Oct Nov 13 21 2 Nov 21, 2020 2 instances 01:22:49 04:59:39 Dec 2019 - 3 instances Jan Feb Mar Apr May Jun 27 Jul 20 Aug Sep Oct 26 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 24 27 Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan 8 Feb Mar Apr May Jun 23 Jul Aug Sep Oct Nov Dec 29 2016 - 12 instances Jan Feb Mar Apr May Jun 21 22 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 14:21:42 14:56:43 19:51:21 20:09:05 Oct 1 2 Oct 1, 2016 2 instances 20:53:15 22:08:05 4 3 Oct 4, 2016 3 instances 15:27:11 16:00:13 18:41:39 Nov Dec 30