15 instances from 4 years 2020 - 4 instances Jan 19 Feb Mar Apr May Jun Jul 2 Aug Sep Oct Nov 13 14 Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 27 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 06:08:43 08:45:11 09:10:24 Jul Aug Sep Oct Nov Dec 2017 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 06:24:04 06:44:53 Jul Aug Sep Oct 2 4 Oct 2, 2017 4 instances 04:09:20 04:13:23 04:15:53 06:20:53 Nov Dec 25