CREATE TABLE exhibition_record (Exhibition_ID INT, Date TEXT, Attendance INT)
CREATE TABLE artist (Artist_ID INT, Name TEXT, Country TEXT, Year_Join INT, Age INT)
CREATE TABLE exhibition (Exhibition_ID INT, Year INT, Theme TEXT, Artist_ID INT, Ticket_Price FLOAT)

Show how many country from each country, and could you show by the bars from low to high?
SELECT Country, COUNT(Country) FROM artist GROUP BY Country ORDER BY Country
SELECT "Country", COUNT("Country") FROM "artist" GROUP BY "Country" ORDER BY "Country" NULLS FIRST