20 instances from 3 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 03:27:39 03:27:43 03:27:51 03:27:54 03:29:10 03:29:13 19:28:43 Jul Aug Sep Oct Nov Dec 2017 - 12 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 02:22:15 02:22:22 02:24:21 09:18:49 09:19:27 09:20:46 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 02:43:45 08:56:37 Nov 8 2 Nov 8, 2017 2 instances 13:53:30 13:53:33 Dec 25 2 Dec 25, 2017 2 instances 04:00:51 04:00:55