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 03:29:24 03:29:27 03:29:37 03:29:41 03:30:43 03:30:47 19:29:20 Jul Aug Sep Oct Nov Dec 2017 - 12 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 02:23:39 02:23:45 02:25:45 09:19:09 09:19:47 09:21:06 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 02:44:26 08:56:47 Nov 8 2 Nov 8, 2017 2 instances 22:10:17 22:10:20 Dec 25 2 Dec 25, 2017 2 instances 04:02:33 04:02:37