21 instances from 4 years 2020 - 1 instance Jan 20 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 22 24 27 Jul Aug Sep Oct Nov Dec 2017 - 3 instances Jan 7 Feb Mar Apr May Jun 23 Jul Aug Sep Oct 5 Nov Dec 2016 - 14 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2016 4 instances 03:41:59 03:45:55 06:42:24 10:50:28 Jul Aug Sep 20 4 Sep 20, 2016 4 instances 13:24:52 13:36:22 13:41:49 13:49:25 Oct 1 2 Oct 1, 2016 2 instances 20:22:42 20:34:47 4 3 Oct 4, 2016 3 instances 12:42:04 12:52:40 13:50:22 Nov Dec 30