19 instances from 4 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 - 7 instances Jan Feb Mar Apr May Jun 21 7 Jun 21, 2018 7 instances 07:56:22 07:56:26 07:57:15 07:57:18 08:04:52 08:04:56 21:00:54 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 15:04:14 15:06:02 15:33:16 15:34:57 15:45:32 15:47:20 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 05:10:14 05:10:24 Nov Dec 25 2 Dec 25, 2017 2 instances 06:52:16 06:52:19