23 instances from 6 years 2022 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct 23 Nov Dec 2020 - 1 instance Jan 20 Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 17:38:52 23:15:34 22 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan 7 Feb Mar Apr May Jun 22 Jul Aug Sep Oct 3 Nov Dec 26 2016 - 13 instances Jan Feb Mar Apr May Jun 20 21 2 Jun 21, 2016 2 instances 09:00:21 09:07:05 Jul Aug Sep 19 20 3 Sep 20, 2016 3 instances 03:06:30 03:17:02 03:27:57 Oct 1 2 Oct 1, 2016 2 instances 10:05:33 10:06:49 4 3 Oct 4, 2016 3 instances 02:10:05 02:23:29 03:20:24 Nov Dec 29 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16