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 12:20:56 12:26:30 12:26:31 12:27:33 30 Oct 3 3 Oct 3, 2016 3 instances 15:48:56 15:49:55 15:51:45 Nov Dec