10 instances from 2 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 8 Jun 21, 2018 8 instances 04:21:35 04:21:39 04:21:43 04:21:45 04:22:39 04:22:44 19:47:51 19:48:08 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 04:50:21 04:50:28