20 instances from 5 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 6 instances Jan Feb Mar Apr May Jun 22 6 Jun 22, 2018 6 instances 03:14:27 03:14:30 03:23:21 03:23:25 04:05:24 04:05:28 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan 6 2 Jan 6, 2017 2 instances 18:57:14 18:58:58 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 17:41:39 17:41:43 18:04:38 18:04:42 18:25:04 18:25:08 Jul Aug Sep Oct Nov Dec 25 2 Dec 25, 2017 2 instances 19:18:47 19:18:51 2016 - 2 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 29 2 Dec 29, 2016 2 instances 09:17:42 16:26:39