29 instances from 4 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 6 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:10:23 20:24:09 22 4 Jun 22, 2018 4 instances 04:39:06 07:19:36 10:59:57 11:12:13 Jul Aug Sep Oct Nov Dec 2017 - 12 instances Jan 6 2 Jan 6, 2017 2 instances 16:49:39 16:51:55 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:48:10 13:11:42 13:32:50 18:57:51 19:16:58 19:40:47 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 12:56:31 20:06:51 Nov Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:23:14 11:28:49 11:28:51 11:30:22 30 2 Sep 30, 2016 2 instances 21:02:43 21:09:57 Oct 3 3 Oct 3, 2016 3 instances 14:08:40 14:08:43 14:10:33 Nov Dec 29