16 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov Dec 2020 - 3 instances Jan 22 Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov 13 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct 26 Nov Dec 2018 - 5 instances Jan 4 5 4 Jan 5, 2018 4 instances 04:41:04 04:45:32 04:51:06 12:03:46 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:15:13 11:12:19 Jul Aug 29 3 Aug 29, 2017 3 instances 16:20:32 16:59:31 17:12:56 Sep Oct Nov Dec