18 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 07:57:54 07:57:57 07:58:46 07:58:50 08:06:23 08:06:27 21:01:21 Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan Feb Mar Apr May Jun Jul Aug 28 Sep Oct 2 2 Oct 2, 2017 2 instances 03:24:08 04:54:46 Nov 2 2 Nov 2, 2017 2 instances 20:21:58 20:22:00 8 2 Nov 8, 2017 2 instances 15:42:45 15:42:47 Dec 25 2 Dec 25, 2017 2 instances 06:53:35 06:53:38