18 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 07:30:48 07:30:50 07:30:52 07:39:09 07:39:13 16:12:16 24 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 03:41:34 03:41:48 03:41:58 03:42:11 03:42:27 03:42:40 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 04:11:52 04:12:06 Nov Dec 25 2 Dec 25, 2017 2 instances 05:45:50 05:45:53