19 instances from 4 years 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 22 2 Jun 22, 2018 2 instances 09:12:24 19:56:13 27 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 3 Nov Dec 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 20 4 Sep 20, 2016 4 instances 03:22:14 03:33:10 03:43:42 03:44:02 Oct 1 2 Oct 1, 2016 2 instances 10:20:42 10:22:38 4 3 Oct 4, 2016 3 instances 02:27:33 02:40:31 03:38:10 Nov Dec 29