27 instances from 4 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 8 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 07:18:14 07:18:17 07:25:03 18:56:39 19:07:35 19:11:54 20:51:45 22 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 03:28:54 03:29:16 03:29:52 11:34:08 11:56:56 12:16:00 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 03:57:25 11:47:03 Nov Dec 25 2 Dec 25, 2017 2 instances 05:31:14 15:26:03 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:24:28 10:30:04 10:30:08 10:30:21 30 Oct 3 3 Oct 3, 2016 3 instances 12:15:09 12:15:21 12:17:19 Nov Dec