6 instances from 3 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2018 - 4 instances Jan Feb Mar Apr May Jun 22 4 Jun 22, 2018 4 instances 00:19:11 00:31:31 00:39:53 01:09:40 Jul Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 26