23 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:15:34 03:15:36 03:15:43 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:38:53 08:44:28 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 13 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 12:19:39 12:36:03 12:59:41 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:25:51 15:38:43 15:46:35 15:50:05 30 2 Sep 30, 2016 2 instances 21:53:53 21:56:26 Oct 3 3 Oct 3, 2016 3 instances 14:00:43 14:09:26 14:26:19 Nov Dec 29