Question: What is the 1930 population when the 2006 est. is less than 44726 in the county of Frio?
SQL: SELECT SUM("1930") FROM "2-10998425-1" WHERE "2006 est." < 44726.0 AND "County" = 'Frio';

Question: What is the highest 1930 population when the 2000 population is 43966 and the 1900 population is less than 8401?
SQL: SELECT MAX("1930") FROM "2-10998425-1" WHERE "2000" = 43966.0 AND "1900" < 8401.0;