18 instances from 4 years 2021 - 1 instance Jan Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov Dec 2020 - 4 instances Jan Feb Mar Apr May Jun 28 Jul 20 2 Jul 20, 2020 2 instances 08:02:09 08:02:38 24 Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:15:10 07:21:19 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:16:02 14:27:26 14:35:53 14:40:00 30 2 Sep 30, 2016 2 instances 20:43:27 20:46:23 Oct 3 3 Oct 3, 2016 3 instances 12:50:00 12:58:44 13:15:24 Nov Dec