18 instances from 5 years 2021 - 1 instance Jan Feb Mar 21 Apr May Jun Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun Jul 24 Aug Sep Oct Nov Dec 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 6 Jun 21, 2018 6 instances 09:47:26 09:57:45 09:57:45 10:32:07 10:43:31 21:41:45 23 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 06:10:44 06:45:17 Nov 2 2 Nov 2, 2017 2 instances 20:09:23 20:09:25 8 2 Nov 8, 2017 2 instances 19:02:53 19:02:56 Dec 25 2 Dec 25, 2017 2 instances 08:27:10 09:05:39