19 instances from 4 years 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 14 Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:05:33 10:53:55 19:17:07 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 8 Feb Mar Apr May Jun 23 Jul Aug Sep Oct 5 Nov Dec 25 29 2016 - 10 instances Jan Feb Mar Apr May Jun 26 3 Jun 26, 2016 3 instances 04:31:14 06:59:15 07:34:34 Jul Aug Sep 25 4 Sep 25, 2016 4 instances 15:18:03 18:21:54 20:48:45 23:45:42 Oct 7 2 Oct 7, 2016 2 instances 02:54:00 02:59:19 Nov Dec 30