13 instances from 3 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 8 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 14:38:01 15:04:25 15:06:03 15:22:13 22 3 Jun 22, 2018 3 instances 02:52:53 05:13:19 05:52:24 24 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 8 2 Nov 8, 2017 2 instances 20:17:15 20:17:21 Dec 25 2 Dec 25, 2017 2 instances 13:13:25 20:39:10