22 instances from 4 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2018 6 instances 12:41:10 12:41:13 13:15:39 13:15:43 13:31:49 13:31:53 22 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 08:56:52 09:00:22 09:01:35 09:05:53 09:07:06 11:45:27 Jul Aug 28 Sep Oct 2 2 Oct 2, 2017 2 instances 08:33:18 08:39:41 Nov 8 2 Nov 8, 2017 2 instances 13:26:10 13:26:12 Dec 25 2 Dec 25, 2017 2 instances 11:26:16 11:26:19