15 instances from 3 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 6 instances Jan Feb Mar Apr May Jun 22 6 Jun 22, 2018 6 instances 03:15:32 03:15:35 03:24:26 03:24:30 04:06:29 04:06:33 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 14:41:38 14:41:45 15:14:43 15:14:47 15:26:40 15:26:44 Jul Aug Sep Oct Nov Dec 25 2 Dec 25, 2017 2 instances 19:19:51 19:19:55