29 instances from 4 years 2020 - 4 instances Jan 22 Feb Mar Apr May Jun Jul 1 Aug Sep Oct Nov 13 15 Dec 2018 - 4 instances Jan 16 Feb Mar Apr May Jun 22 2 Jun 22, 2018 2 instances 10:05:08 20:46:20 27 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 06:45:37 06:52:22 Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 04:18:38 04:22:39 04:25:34 06:26:14 Nov Dec 27 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 09:57:16 12:19:07 12:38:10 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 13:45:34 13:55:09 14:04:08 14:05:27 30 2 Sep 30, 2016 2 instances 20:12:44 20:15:52 Oct 3 3 Oct 3, 2016 3 instances 12:19:54 12:28:47 12:45:18 Nov Dec 29