9 instances from 2 years 2020 - 1 instance Jan Feb Mar Apr May Jun Jul 31 Aug Sep Oct Nov Dec 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 12:19:00 12:24:32 12:24:32 12:25:35 30 Oct 3 3 Oct 3, 2016 3 instances 15:46:37 15:47:35 15:48:59 Nov Dec