28 instances from 5 years 2020 - 3 instances Jan 19 Feb Mar Apr May Jun Jul 2 Aug Sep Oct Nov 14 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 26 2 Jun 26, 2018 2 instances 13:31:57 19:07:02 27 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 22 2 Jun 22, 2017 2 instances 09:27:07 17:21:07 23 Jul Aug Sep Oct 2 Nov Dec 25 29 2016 - 12 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 09:22:54 11:38:31 11:45:29 11:56:23 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 09:03:48 09:29:24 09:44:29 30 2 Sep 30, 2016 2 instances 16:59:53 17:28:57 Oct 3 2 Oct 3, 2016 2 instances 09:34:58 09:45:47 Nov Dec 29