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 03:20:13 03:20:16 03:20:23 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:42:58 08:48:36 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 11:52:51 12:16:43 12:40:17 13:01:13 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:29:36 15:42:34 15:50:19 15:53:46 30 2 Sep 30, 2016 2 instances 21:57:39 22:00:09 Oct 3 3 Oct 3, 2016 3 instances 14:04:33 14:13:08 14:30:00 Nov Dec 29