Wildland fire suppression in and around Douglas County the last 18 months totaled $9.2 million, and cost the East Fork fire district just over $1 million after cost sharing.East Fork Fire Chief Tod Carlini provided commissioners Thursday with a summary of fire activity that he said was the costliest in the district's history.The results:-- 17,881 acres burned; of which 2,346 acres were privately owned;-- 24 structures were lost;-- Five firefighters were injured, but there were no documented civilian injuries;-- Total fire suppression costs were $9,217,882; East Fork costs $1,059,342;-- East Fork was reimbursed $249,234 through Fire Management Assistance Grants."The grants …