16 instances from 4 years 2021 - 1 instance Jan Feb Mar Apr May Jun 26 Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 12 Dec 2017 - 3 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:50:49 11:53:24 Jul Aug Sep Oct Nov Dec 2016 - 11 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 13:13:05 17:27:23 21:58:54 21 Jul Aug Sep 19 2 Sep 19, 2016 2 instances 16:09:23 18:03:37 30 Oct 3 3 Oct 3, 2016 3 instances 15:30:43 15:44:45 16:31:03 Nov Dec 29