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 7 Jun 21, 2018 7 instances 08:29:12 08:29:15 08:29:15 08:30:22 08:38:05 08:39:11 21:13:30 24 Jul Aug Sep Oct Nov Dec 2017 - 14 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 04:31:17 04:32:03 04:33:14 04:33:45 04:33:57 04:34:31 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:17:56 05:18:32 Nov 2 2 Nov 2, 2017 2 instances 19:01:27 19:01:34 8 2 Nov 8, 2017 2 instances 17:56:31 17:56:38 Dec 25 2 Dec 25, 2017 2 instances 07:10:35 07:11:17