16 instances from 4 years 2021 - 1 instance Jan Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 13 Dec 2018 - 5 instances Jan 4 5 3 Jan 5, 2018 3 instances 04:45:13 04:46:35 04:49:53 8 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 9 instances Jan 1 6 Feb Mar Apr May Jun 22 Jul Aug 29 4 Aug 29, 2017 4 instances 15:54:44 16:58:32 17:02:27 17:11:14 Sep Oct 6 Nov Dec 27