CREATE TABLE county_public_safety (County_ID INT, Name TEXT, Population INT, Police_officers INT, Residents_per_officer INT, Case_burden INT, Crime_rate FLOAT, Police_force TEXT, Location TEXT)
CREATE TABLE city (City_ID INT, County_ID INT, Name TEXT, White FLOAT, Black FLOAT, Amerindian FLOAT, Asian FLOAT, Multiracial FLOAT, Hispanic FLOAT)

How many counties correspond to each police force, and display in descending by the Police_force please.
SELECT Police_force, COUNT(*) FROM county_public_safety GROUP BY Police_force ORDER BY Police_force DESC
SELECT "Police_force", COUNT(*) FROM "county_public_safety" GROUP BY "Police_force" ORDER BY "Police_force" DESC NULLS LAST