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 04:09:08 04:09:12 04:09:32 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:51:11 09:55:05 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 13 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:32:12 12:54:27 13:17:30 13:28:50 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 16:19:29 16:34:19 16:40:02 16:42:59 30 Oct 3 3 Oct 3, 2016 3 instances 14:54:51 15:02:55 15:20:30 Nov Dec 29