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 03:20:36 03:20:40 03:20:46 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:43:13 08:48:55 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 11:52:18 12:15:56 12:39:46 13:00:42 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:29:52 15:42:49 15:50:35 15:54:02 30 2 Sep 30, 2016 2 instances 21:57:55 22:00:24 Oct 3 3 Oct 3, 2016 3 instances 14:04:48 14:13:24 14:30:15 Nov Dec 29