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 21 7 Jun 21, 2018 7 instances 06:42:23 06:43:08 06:48:19 13:30:30 13:59:53 14:16:26 20:37:28 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 03:59:44 03:59:51 04:01:49 04:01:56 04:02:29 04:02:36 Jul Aug Sep Oct Nov 2 2 Nov 2, 2017 2 instances 22:52:38 22:52:41 Dec 25 2 Dec 25, 2017 2 instances 05:56:49 12:07:47