8 instances from 2 years 2021 - 1 instance Jan Feb Mar 21 Apr May Jun Jul Aug Sep Oct Nov Dec 2018 - 7 instances Jan Feb Mar Apr May Jun 28 Jul 3 4 Jul 3, 2018 4 instances 13:30:06 13:30:10 19:21:18 19:21:25 14 2 Jul 14, 2018 2 instances 13:06:03 13:06:07 Aug Sep Oct Nov Dec