23 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:56:27 02:56:30 02:56:37 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:57:06 08:03:05 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 11:38:18 12:43:42 13:22:41 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:07:22 15:19:05 15:27:03 15:30:57 30 2 Sep 30, 2016 2 instances 21:35:16 21:37:57 Oct 3 3 Oct 3, 2016 3 instances 13:42:24 13:51:02 14:07:57 Nov Dec 29