21 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 04:15:12 04:15:15 04:15:35 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:32:21 09:37:27 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 11 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:29:38 12:41:38 13:25:50 13:27:49 Jul Aug Sep 19 2 Sep 19, 2016 2 instances 16:27:06 16:30:12 30 Oct 3 3 Oct 3, 2016 3 instances 14:41:41 14:49:45 15:07:26 Nov Dec 29