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 04:28:27 04:28:27 04:28:47 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:52:33 09:56:30 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 13 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:05:59 12:56:31 13:06:26 13:28:51 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 16:19:52 16:34:42 16:40:25 16:43:22 30 Oct 3 3 Oct 3, 2016 3 instances 14:55:14 15:03:18 15:20:52 Nov Dec 29