6 instances from 3 years 2020 - 3 instances Jan Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov 14 19 Dec 2019 - 2 instances Jan Feb Mar Apr May Jun Jul 20 2 Jul 20, 2019 2 instances 11:16:02 17:22:33 Aug Sep Oct Nov Dec 2018 - 1 instance Jan Feb Mar Apr May Jun Jul 17 Aug Sep Oct Nov Dec