24 instances from 4 years 2021 - 1 instance Jan Feb Mar 21 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 - 8 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2018 6 instances 08:29:21 08:29:22 08:30:25 08:38:12 08:39:15 21:13:32 22 2 Jun 22, 2018 2 instances 05:48:11 06:47:03 Jul Aug Sep Oct Nov Dec 2017 - 14 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 04:31:20 04:32:07 04:33:17 04:33:48 04:34:00 04:34:35 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:17:59 05:18:36 Nov 2 2 Nov 2, 2017 2 instances 19:01:41 19:01:43 8 2 Nov 8, 2017 2 instances 17:56:44 17:56:47 Dec 25 2 Dec 25, 2017 2 instances 07:10:44 07:11:21