23 instances from 5 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 28 Jul Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 04:33:29 04:33:29 04:33:48 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:51:45 09:55:41 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 13 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:33:47 12:55:27 13:19:23 13:29:05 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 16:19:22 16:34:11 16:39:55 16:42:52 30 Oct 3 3 Oct 3, 2016 3 instances 14:54:43 15:02:47 15:20:22 Nov Dec 29