CREATE TABLE film_market_estimation (Estimation_ID INT, Low_Estimate FLOAT, High_Estimate FLOAT, Film_ID INT, Type TEXT, Market_ID INT, Year INT)
CREATE TABLE market (Market_ID INT, Country TEXT, Number_cities INT)
CREATE TABLE film (Film_ID INT, Title TEXT, Studio TEXT, Director TEXT, Gross_in_dollar INT)

A bar chart about how films are produced by each studio?, and show Y-axis in asc order.
SELECT Studio, COUNT(*) FROM film GROUP BY Studio ORDER BY COUNT(*)
SELECT "Studio", COUNT(*) FROM "film" GROUP BY "Studio" ORDER BY COUNT(*) NULLS FIRST