10 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:38:53 03:39:37 03:40:35 Jul Aug Sep Oct Nov Dec 2017 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct 2 Nov Dec 25 2016 - 4 instances Jan Feb Mar Apr May Jun 20 2 Jun 20, 2016 2 instances 08:29:09 09:37:38 Jul Aug Sep 19 Oct 3 Nov Dec 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 18