17 instances from 6 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 13 19 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun 22 Jul Aug Sep Oct Nov Dec 2018 - 1 instance Jan 13 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan 1 10 Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov Dec 2016 - 9 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 10:07:14 10:43:50 12:35:55 Jul Aug Sep 22 4 Sep 22, 2016 4 instances 00:37:46 01:06:19 01:16:02 01:49:36 Oct 3 2 Oct 3, 2016 2 instances 13:11:01 15:44:21 Nov Dec