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 09:48:33 09:58:51 09:58:52 10:33:14 10:44:41 21:42:12 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 06:12:01 06:46:34 Nov 2 2 Nov 2, 2017 2 instances 20:10:44 20:10:46 8 2 Nov 8, 2017 2 instances 19:04:15 19:04:17 Dec 25 2 Dec 25, 2017 2 instances 08:28:34 09:06:59