21 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 - 7 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 07:59:19 07:59:22 08:00:11 08:00:15 08:07:49 08:07:53 21:01:49 Jul Aug Sep Oct Nov Dec 2017 - 12 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 04:27:49 04:27:59 04:29:29 04:29:40 04:30:04 04:30:14 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:13:50 05:14:01 Nov 2 2 Nov 2, 2017 2 instances 22:46:28 22:46:30 Dec 25 2 Dec 25, 2017 2 instances 06:55:00 06:55:04