The document provides statistics on incoming and outgoing tickets/calls for the Oklahoma One-Call System from 2012-2017. It shows that incoming tickets increased each year from 2012-2014 but then decreased in 2015-2016 before increasing again in 2017. Similarly, outgoing tickets/notifications increased each year from 2012-2014 but then decreased in 2015 before increasing again in 2016-2017. The majority of incoming tickets are normal locate requests while most are received from contractors.