10 instances from 2 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 8 Jun 21, 2018 8 instances 04:24:39 04:24:40 04:25:44 07:17:38 07:17:45 07:24:31 19:49:30 20:51:32 Jul Aug Sep Oct Nov Dec 2017 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 25 2 Dec 25, 2017 2 instances 04:53:21 06:32:45