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 04:15:43 04:15:46 04:16:06 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:50:04 08:55:43 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 11:54:56 12:13:45 12:50:57 12:53:08 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:36:12 15:48:23 15:56:11 15:59:31 30 2 Sep 30, 2016 2 instances 22:03:29 22:05:58 Oct 3 3 Oct 3, 2016 3 instances 14:10:20 14:18:53 14:36:37 Nov Dec 29