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 03:28:50 03:28:53 03:29:03 03:29:06 03:30:13 03:30:16 19:29:07 Jul Aug Sep Oct Nov Dec 2017 - 12 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 02:23:11 02:23:18 02:25:17 09:19:02 09:19:40 09:21:00 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 02:43:59 08:56:40 Nov 8 2 Nov 8, 2017 2 instances 13:59:27 13:59:29 Dec 25 2 Dec 25, 2017 2 instances 04:02:00 04:02:04