21 instances from 4 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 06:32:47 06:32:50 06:33:33 06:33:36 06:38:31 06:38:34 20:32:22 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun 22 4 Jun 22, 2017 4 instances 07:48:23 07:52:36 08:05:02 08:36:13 Jul Aug Sep Oct Nov Dec 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 20 4 Sep 20, 2016 4 instances 06:32:33 06:38:08 06:38:10 06:38:10 Oct 2 2 Oct 2, 2016 2 instances 00:52:18 01:05:45 5 3 Oct 5, 2016 3 instances 01:00:41 01:24:33 02:11:33 Nov Dec