22 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 03:57:24 03:57:27 03:57:45 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:39:53 07:45:54 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 12 instances Jan Feb Mar Apr May Jun 20 2 Jun 20, 2016 2 instances 11:05:58 11:12:02 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:34:37 14:46:00 14:54:15 14:58:07 30 2 Sep 30, 2016 2 instances 21:01:57 21:04:43 Oct 3 3 Oct 3, 2016 3 instances 13:08:15 13:16:59 13:35:07 Nov Dec 29