10 instances from 2 years 2018 - 6 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2018 6 instances 03:23:39 03:23:40 03:23:40 18:52:20 18:52:20 18:52:20 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 03:12:19 16:38:55 Nov Dec 25 2 Dec 25, 2017 2 instances 04:17:38 18:00:09