12 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:40:08 03:40:53 03:41:50 Jul Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 2 Nov Dec 2016 - 7 instances Jan Feb Mar Apr May Jun 20 5 Jun 20, 2016 5 instances 08:59:03 09:26:59 09:59:36 10:26:20 13:07:02 Jul Aug Sep 19 Oct 3 Nov Dec 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 18