22 instances from 5 years 2020 - 5 instances Jan Feb Mar Apr May Jun 28 Jul 4 30 Aug Sep Oct Nov 12 2 Nov 12, 2020 2 instances 22:21:03 22:24:08 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct Nov Dec 2018 - 2 instances Jan 6 Feb Mar Apr May Jun 21 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:26:34 04:31:40 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:16:07 09:20:41 09:20:51 30 2 Sep 30, 2016 2 instances 17:22:29 17:28:11 Oct 3 3 Oct 3, 2016 3 instances 09:25:40 09:25:56 09:26:08 Nov Dec 29