[otrs] Report top 10 clients

Hi team, would like to know how to create a report that show me 10 clients that more solicitations made. I have installed ITSM 2.1.1, i have enabled in Frontend::Agent::Stats Stats::UseAgentElementInStats: and Stats::CustomerIDAsMultiSelect: but i have no idea how to do, any suggestion?, thanks Julio Cesar Angulo Quiroz Telf.: 997066155