27 instances from 5 years 2020 - 3 instances Jan 18 Feb Mar Apr May Jun 30 Jul Aug Sep Oct Nov 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 23 24 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 8 Feb Mar Apr May Jun 23 Jul Aug Sep Oct 5 Nov Dec 25 29 2016 - 14 instances Jan Feb Mar Apr May Jun 21 22 3 Jun 22, 2016 3 instances 03:33:17 04:07:02 12:55:25 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 13:59:13 17:31:35 22:36:06 22:54:40 Oct 1 2 Oct 1, 2016 2 instances 21:08:00 23:48:12 4 3 Oct 4, 2016 3 instances 18:25:56 18:49:52 21:50:07 Nov Dec 30