15 instances from 5 years 2020 - 3 instances Jan 21 Feb Mar Apr May Jun 28 Jul 4 Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul 20 Aug Sep Oct Nov Dec 2018 - 4 instances Jan 8 Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:55:36 11:26:16 19:52:32 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 7 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 08:22:45 15:14:46 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 30