12 instances from 3 years 2018 - 4 instances Jan Feb Mar Apr May 17 Jun 29 30 Jul 12 Aug Sep Oct Nov Dec 2017 - 5 instances Jan Feb Mar Apr May Jun 25 2 Jun 25, 2017 2 instances 09:28:22 09:28:25 Jul Aug Sep Oct 6 2 Oct 6, 2017 2 instances 14:27:41 14:27:44 Nov Dec 30 2016 - 3 instances Jan 24 Feb 17 2 Feb 17, 2016 2 instances 23:50:12 23:50:15 Mar Apr May Jun Jul Aug Sep Oct Nov Dec