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 21 6 Jun 21, 2018 6 instances 07:07:27 07:07:28 07:07:30 07:13:16 07:13:19 20:47:33 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan Feb Mar Apr May Jun 22 4 Jun 22, 2017 4 instances 00:49:10 02:22:33 21:35:07 22:04:27 Jul Aug Sep Oct 3 4 Nov Dec 25 2 Dec 25, 2017 2 instances 06:21:49 06:21:52