18 instances from 5 years 2021 - 1 instance Jan Feb Mar 20 Apr May Jun Jul Aug Sep Oct Nov Dec 2019 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep 18 Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 22 7 Jun 22, 2018 7 instances 03:14:13 03:14:16 03:23:08 03:23:12 04:05:11 04:05:14 06:11:43 Jul Aug Sep Oct Nov Dec 2017 - 8 instances Jan Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 14:40:06 14:40:18 15:13:29 15:13:39 15:25:25 15:25:35 Jul Aug Sep Oct Nov Dec 25 2 Dec 25, 2017 2 instances 19:18:34 19:18:37 2016 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 29