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 08:43:26 08:46:53 08:46:57 08:53:37 10:01:20 10:12:46 21:18:01 Jul 9 Aug Sep Oct Nov Dec 2017 - 13 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 04:40:10 07:42:57 08:01:47 08:05:16 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:26:01 06:19:09 Nov 2 2 Nov 2, 2017 2 instances 19:10:48 19:10:50 8 2 Nov 8, 2017 2 instances 18:06:07 18:06:10 Dec 25 2 Dec 25, 2017 2 instances 07:24:38 08:36:18 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:31:37 09:37:15 09:38:40 30 2 Sep 30, 2016 2 instances 18:01:31 18:07:18 Oct 3 3 Oct 3, 2016 3 instances 10:17:23 10:17:29 10:17:30 Nov Dec