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 08:43:33 08:47:07 08:47:10 08:53:44 10:01:26 10:12:53 21:18:04 Jul 9 Aug Sep Oct Nov Dec 2017 - 13 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 04:40:17 07:43:03 08:01:54 08:05:22 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:26:08 06:19:17 Nov 2 2 Nov 2, 2017 2 instances 19:10:57 19:10:59 8 2 Nov 8, 2017 2 instances 18:06:16 18:06:19 Dec 25 2 Dec 25, 2017 2 instances 07:24:45 08:36:25 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:31:47 09:37:25 09:38:49 30 2 Sep 30, 2016 2 instances 18:01:42 18:07:29 Oct 3 3 Oct 3, 2016 3 instances 10:17:36 10:17:41 10:17:45 Nov Dec