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 02:33:18 02:33:21 02:33:31 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:31:56 09:37:11 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 11 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:42:13 13:13:10 13:37:33 13:53:42 Jul Aug Sep 19 2 Sep 19, 2016 2 instances 16:26:50 16:29:56 30 Oct 3 3 Oct 3, 2016 3 instances 14:41:25 14:49:29 15:07:10 Nov Dec 29