19 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 07:01:25 07:01:26 07:06:47 18:55:56 19:06:53 19:11:13 20:45:14 22 Jul Aug Sep Oct Nov Dec 2017 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 25 2 Dec 25, 2017 2 instances 06:11:26 15:27:34 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 18:03:12 18:03:13 18:03:22 Oct 1 2 Oct 1, 2016 2 instances 06:27:33 06:33:22 4 3 Oct 4, 2016 3 instances 01:29:51 01:35:44 01:42:16 Nov Dec