10 instances from 2 years 2018 - 6 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2018 6 instances 03:29:28 03:29:28 03:29:29 18:58:04 18:58:04 18:58:04 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 03:14:55 16:41:29 Nov Dec 25 2 Dec 25, 2017 2 instances 04:20:24 18:02:48