19 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 22 7 Jun 22, 2018 7 instances 03:08:31 03:08:34 03:17:24 03:17:27 03:59:26 03:59:30 06:10:02 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 08:38:27 08:38:38 11:55:58 11:56:09 12:15:02 12:15:13 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 15:10:32 15:10:42 Nov Dec 25 2 Dec 25, 2017 2 instances 19:11:35 19:11:39