17 instances from 2 years 2018 - 7 instances Jan Feb Mar Apr May Jun 22 7 Jun 22, 2018 7 instances 16:26:50 18:23:06 18:47:42 18:59:48 19:10:42 19:24:34 19:35:45 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 21:58:55 23:30:44 22 2 Jun 22, 2017 2 instances 03:56:17 23:14:35 Jul Aug Sep Oct 3 4 Nov 8 2 Nov 8, 2017 2 instances 19:12:42 19:12:44 Dec 25 26