12 instances from 3 years 2020 - 1 instance Jan 22 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan 1 10 Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2016 - 8 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 13:13:02 17:27:35 21:58:51 21 Jul Aug Sep 19 2 Sep 19, 2016 2 instances 16:08:09 18:02:22 Oct 3 2 Oct 3, 2016 2 instances 12:47:32 16:56:02 Nov Dec