13 instances from 5 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 4 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 07:36:05 07:36:14 07:44:33 16:54:10 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 9 Feb Mar Apr May Jun 21 3 Jun 21, 2017 3 instances 03:47:45 03:49:56 03:50:40 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 4 Dec