9 instances from 2 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 8 instances Jan Feb Mar Apr May Jun 23 24 28 30 5 Jun 30, 2018 5 instances 03:29:55 03:31:43 03:34:23 03:36:09 04:06:37 Jul Aug Sep Oct Nov Dec