12 instances from 4 years 2020 - 4 instances Jan 19 Feb Mar Apr May Jun 28 29 Jul Aug Sep Oct Nov 14 Dec 2019 - 3 instances Jan Feb Mar Apr May Jun Jul 20 2 Jul 20, 2019 2 instances 11:06:31 18:03:46 Aug Sep Oct 27 Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 22 2 Jun 22, 2018 2 instances 06:33:02 18:47:54 27 Jul Aug Sep Oct Nov Dec 2017 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 25 2 Dec 25, 2017 2 instances 03:12:33 14:34:42