21 instances from 4 years 2020 - 2 instances Jan Feb Mar Apr May Jun 28 Jul 4 Aug Sep Oct Nov Dec 2018 - 4 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 04:20:58 04:21:28 04:24:23 04:27:47 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:03:59 04:09:02 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:21:08 10:25:39 10:25:42 10:26:33 30 2 Sep 30, 2016 2 instances 18:27:03 18:32:37 Oct 3 3 Oct 3, 2016 3 instances 10:30:14 10:30:24 10:30:24 Nov Dec 29