35 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 - 10 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 08:41:07 08:44:00 08:51:19 10:00:17 10:11:33 19:20:31 21:17:17 22 Jul Aug Sep 25 2 Sep 25, 2018 2 instances 13:07:46 13:08:03 Oct Nov Dec 2017 - 14 instances Jan 9 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 04:38:54 04:40:54 07:42:04 08:00:55 08:04:23 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:24:46 06:18:11 Nov 2 2 Nov 2, 2017 2 instances 19:09:19 19:09:21 8 2 Nov 8, 2017 2 instances 18:04:32 18:04:34 Dec 25 2 Dec 25, 2017 2 instances 07:23:01 08:35:17 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:30:21 09:35:59 09:37:24 30 2 Sep 30, 2016 2 instances 17:59:49 18:05:35 Oct 3 3 Oct 3, 2016 3 instances 10:15:23 10:15:24 10:15:25 Nov Dec