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 07:55:28 07:55:32 07:56:21 07:56:24 08:03:58 08:04:01 21:00:38 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 04:24:23 04:24:33 04:26:09 04:26:19 04:26:43 04:26:53 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:11:07 05:11:17 Nov Dec 25 2 Dec 25, 2017 2 instances 06:51:13 06:51:16