25 instances from 6 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 02:53:53 02:53:56 02:54:04 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:27:08 08:33:47 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:07:19 12:52:48 13:08:02 13:21:02 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 15:16:54 15:29:43 15:37:35 15:41:09 30 2 Sep 30, 2016 2 instances 21:44:56 21:47:34 Oct 3 3 Oct 3, 2016 3 instances 13:51:51 14:00:33 14:17:29 Nov Dec 29 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16