19 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 07:57:40 07:57:44 07:58:33 07:58:36 08:06:10 08:06:13 21:01:17 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 04:26:53 04:27:04 04:28:36 04:28:46 04:29:10 04:29:20 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:12:00 05:12:10 Nov Dec 25 2 Dec 25, 2017 2 instances 06:53:22 06:53:25