18 instances from 5 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun Jul 24 Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 06:59:13 06:59:14 07:04:25 13:48:02 14:15:25 14:34:01 20:44:09 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 04:52:31 04:52:38 Nov 2 2 Nov 2, 2017 2 instances 20:21:14 20:21:17 8 2 Nov 8, 2017 2 instances 15:41:35 15:41:37 Dec 25 2 Dec 25, 2017 2 instances 06:09:42 12:24:30