39 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 6 Jun 21, 2018 6 instances 09:15:06 09:24:19 09:25:10 10:16:59 10:28:45 21:29:57 23 Jul 7 Aug Sep Oct Nov Dec 2017 - 18 instances Jan 6 2 Jan 6, 2017 2 instances 14:11:37 14:11:50 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 05:01:21 07:33:07 07:35:54 07:56:35 08:15:24 08:18:53 Jul Aug 29 2 Aug 29, 2017 2 instances 09:42:04 10:27:21 Sep Oct 2 2 Oct 2, 2017 2 instances 05:47:14 06:32:35 Nov 2 2 Nov 2, 2017 2 instances 19:39:34 19:39:36 8 2 Nov 8, 2017 2 instances 18:34:07 18:34:10 Dec 25 2 Dec 25, 2017 2 instances 07:55:10 08:51:13 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 09:49:05 09:54:39 09:54:43 09:56:01 30 2 Sep 30, 2016 2 instances 18:31:38 18:37:31 Oct 3 3 Oct 3, 2016 3 instances 10:55:49 10:55:51 10:55:55 Nov Dec 29