10 instances from 2 years 2018 - 6 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2018 6 instances 03:26:36 03:26:36 03:26:36 18:55:08 18:55:08 18:55:08 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 03:13:23 16:39:57 Nov Dec 25 2 Dec 25, 2017 2 instances 04:18:47 18:01:14