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 08:44:08 08:47:53 08:47:56 08:54:17 10:01:55 10:13:22 21:18:17 Jul 9 Aug Sep Oct Nov Dec 2017 - 13 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 04:40:37 07:43:23 08:02:14 08:05:42 Jul Aug 29 Sep Oct 2 2 Oct 2, 2017 2 instances 05:26:28 06:19:40 Nov 2 2 Nov 2, 2017 2 instances 19:11:26 19:11:28 8 2 Nov 8, 2017 2 instances 18:06:52 18:06:54 Dec 25 2 Dec 25, 2017 2 instances 07:25:17 08:36:54 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:32:17 09:37:55 09:39:19 30 2 Sep 30, 2016 2 instances 18:02:25 18:08:11 Oct 3 3 Oct 3, 2016 3 instances 10:18:25 10:18:26 10:18:27 Nov Dec