24 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 02:22:15 02:22:15 02:22:26 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:49:25 08:55:06 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 11:56:09 12:12:20 12:52:36 12:52:36 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:35:35 15:47:46 15:55:35 15:58:55 30 2 Sep 30, 2016 2 instances 22:02:52 22:05:21 Oct 3 3 Oct 3, 2016 3 instances 14:09:44 14:18:17 14:36:00 Nov Dec 29