12 instances from 2 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 15:12:49 15:41:28 15:53:32 15:56:37 22 3 Jun 22, 2018 3 instances 03:07:37 10:46:21 10:58:46 Jul 7 Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov 8 2 Nov 8, 2017 2 instances 21:01:30 21:01:32 Dec 25 26