19 instances from 5 years 2020 - 3 instances Jan Feb Mar Apr May Jun 28 Jul 2 Aug Sep Oct Nov 14 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct 26 Nov Dec 2018 - 4 instances Jan 12 Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:32:24 11:10:08 19:36:29 Jul Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 9 Nov Dec 2016 - 9 instances Jan Feb Mar Apr May Jun 25 3 Jun 25, 2016 3 instances 05:29:19 06:54:41 16:15:20 Jul Aug Sep 22 23 3 Sep 23, 2016 3 instances 01:00:19 01:12:36 01:16:55 Oct 4 2 Oct 4, 2016 2 instances 13:40:43 15:21:37 Nov Dec