From the Dispatch Board you have the ability to pull up job statistics. At a glance, this feature reports the total amount of Budgeted Hours, Job Count, and Total Amount per Resource.
Go to Scheduling > Dispatch Jobs.
Select the checkbox next to the Jobs you want to see statistics for. If you want to see statistics for all the jobs, select the top checkbox to check all. Click Show Stats.
A overlay will appear showing statistics for the selected Jobs.