32 instances from 6 years 2021 - 1 instance Jan Feb Mar 21 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 - 8 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 08:46:16 08:51:07 08:51:11 08:56:26 10:03:32 10:15:00 21:19:10 Jul 7 Aug Sep Oct Nov Dec 2017 - 13 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 04:42:10 07:44:55 08:03:46 08:07:14 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:28:04 06:21:17 Nov 2 2 Nov 2, 2017 2 instances 19:13:38 19:13:40 8 2 Nov 8, 2017 2 instances 18:09:04 18:09:06 Dec 25 2 Dec 25, 2017 2 instances 07:27:25 08:38:31 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:34:24 09:40:01 09:41:25 30 2 Sep 30, 2016 2 instances 18:05:12 18:10:59 Oct 3 3 Oct 3, 2016 3 instances 10:22:01 10:22:04 10:22:06 Nov Dec