10 instances from 4 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:40:34 03:41:18 03:42:16 Jul Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 2 Nov Dec 2016 - 5 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 09:37:22 09:59:42 10:25:51 13:07:18 Jul Aug Sep Oct 3 Nov Dec 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 18