CREATE TABLE table_name_89 (csa_cma_2009_population INT, state__province VARCHAR)

What's the CSA/CMA Population in IA-IL?
SELECT MAX(csa_cma_2009_population) FROM table_name_89 WHERE state__province = "ia-il"
SELECT MAX("csa_cma_2009_population") FROM "table_name_89" WHERE "ia-il" = "state__province"