instruction: Which Year is the highest one that has a Next Highest Spender of aarp, and a US Cham Spending of $39,805,000, and a US Cham Rank larger than 1?
response: SELECT MAX("Year") FROM table_34643 WHERE "Next Highest Spender" = 'aarp' AND "US Cham. Spending" = '$39,805,000' AND "US Cham. Rank" > '1'