31 instances from 6 years 2021 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 6 Dec 2020 - 4 instances Jan 18 Feb Mar Apr May Jun 30 Jul Aug Sep Oct Nov 12 13 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:58:45 10:51:03 19:14:16 Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 01:50:40 02:43:26 22 2 Jun 22, 2017 2 instances 09:26:26 17:20:26 23 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 12 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 09:34:46 11:23:24 11:30:06 12:07:55 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:02:48 09:28:25 09:43:29 30 2 Sep 30, 2016 2 instances 16:58:53 17:27:54 Oct 3 2 Oct 3, 2016 2 instances 09:33:59 09:44:48 Nov Dec 29