15 instances from 3 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 8 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 15:12:20 15:41:00 15:52:53 15:56:09 22 3 Jun 22, 2018 3 instances 03:07:25 10:45:54 10:58:19 Jul 4 Aug Sep Oct Nov Dec 2017 - 6 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:44:41 19:55:28 Nov 8 2 Nov 8, 2017 2 instances 21:00:54 21:00:56 Dec 25 26