18 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 3 instances Jan 19 Feb Mar Apr May Jun Jul 1 Aug Sep Oct Nov 14 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2017 - 2 instances Jan 6 Feb Mar Apr May Jun 23 Jul Aug Sep Oct Nov Dec 2016 - 10 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 13:21:27 17:13:54 22:06:28 21 Jul Aug Sep 19 30 Oct 3 3 Oct 3, 2016 3 instances 15:32:38 15:46:40 16:32:58 Nov Dec 29