6 instances from 3 years 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 4 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 07:08:22 07:08:23 07:14:16 20:47:57 Jul Aug Sep Oct Nov Dec 2017 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 25