25 instances from 4 years 2020 - 4 instances Jan 18 Feb 12 13 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 04:07:59 07:13:15 07:25:55 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 03:43:04 04:04:52 Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 02:54:51 02:58:18 02:58:35 03:32:55 Nov Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:19:52 10:20:06 10:20:08 10:24:38 30 2 Sep 30, 2016 2 instances 18:16:08 18:20:35 Oct 3 3 Oct 3, 2016 3 instances 10:22:20 10:22:42 10:38:58 Nov Dec 29