24 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 04:19:19 04:19:22 04:19:42 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:48:21 09:52:16 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 14 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:34:15 12:58:05 13:30:01 13:33:10 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 16:21:19 16:36:15 16:41:54 16:44:49 30 2 Sep 30, 2016 2 instances 22:51:28 22:51:29 Oct 3 3 Oct 3, 2016 3 instances 14:56:56 15:04:51 15:22:25 Nov Dec 29