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 04:16:14 04:16:17 04:16:37 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:48:46 08:54:29 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 11:58:59 12:09:37 12:54:59 12:56:41 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:34:58 15:47:08 15:54:57 15:58:18 30 2 Sep 30, 2016 2 instances 22:02:15 22:04:44 Oct 3 3 Oct 3, 2016 3 instances 14:09:07 14:17:40 14:35:18 Nov Dec 29