15 instances from 5 years 2020 - 3 instances Jan 22 Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov 19 Dec 2019 - 3 instances Jan Feb Mar Apr May Jun 22 Jul Aug Sep 18 Oct 26 Nov Dec 2018 - 1 instance Jan 12 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan 1 9 Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2016 - 5 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 15:13:40 15:57:46 17:28:01 Oct 1 2 Nov Dec