17 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:28:59 03:29:34 03:30:28 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 20:20:38 20:23:29 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun 20 2 Jun 20, 2016 2 instances 08:59:50 09:47:56 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 17:14:29 17:18:08 17:20:47 Oct 1 3 3 Oct 3, 2016 3 instances 17:21:24 17:26:13 17:26:46 Nov Dec 30