CREATE TABLE event (Event_ID INT, Date TEXT, Venue TEXT, Name TEXT, Event_Attendance INT)
CREATE TABLE news_report (journalist_ID INT, Event_ID INT, Work_Type TEXT)
CREATE TABLE journalist (journalist_ID INT, Name TEXT, Nationality TEXT, Age TEXT, Years_working INT)

Draw a bar chart of nationality versus the average of age, and list in asc by the Y-axis.
SELECT Nationality, AVG(Age) FROM journalist GROUP BY Nationality ORDER BY AVG(Age)
SELECT "Nationality", AVG("Age") FROM "journalist" GROUP BY "Nationality" ORDER BY AVG("Age") NULLS FIRST