Table: election_results_1936_2
Columns: district
incumbent
party
first_elected
result
candidates

Question: How many districts does riley joseph wilson?
SQL: SELECT COUNT("district") FROM election_results_1936_2 WHERE "incumbent" = 'Riley Joseph Wilson'

Question: How many districts for rené l. derouen?
SQL: SELECT COUNT("district") FROM election_results_1936_2 WHERE "incumbent" = 'René L. DeRouen'