13 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 03:54:18 03:55:11 03:56:28 Jul Aug Sep Oct Nov Dec 2017 - 4 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 21:09:40 21:09:40 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 6 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 09:02:17 10:26:23 10:30:25 Jul Aug Sep Oct 1 3 2 Oct 3, 2016 2 instances 17:43:55 17:49:17 Nov Dec