Like an array, you can get the first element of the shape using (O), and the second element using [1]. For instance, the number of rows in imdb_by_name is: ]: imdb_by_name. shape [0] ]: 250 We can use this to answer "How many movies are from the 20th century?": ]: imdb_by_name[ imdb_by_name.get( 'Year')