20 instances from 3 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2018 6 instances 06:56:03 06:56:06 07:01:31 13:46:16 14:31:15 20:42:57 22 Jul Aug Sep Oct Nov Dec 2017 - 12 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 04:06:35 04:06:43 04:08:34 04:08:40 04:09:14 04:09:21 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 04:48:36 04:48:43 Nov 8 2 Nov 8, 2017 2 instances 15:47:22 15:47:24 Dec 25 2 Dec 25, 2017 2 instances 06:07:29 12:22:30