Python: subconjusto los 5 valores principales en una columna
# top n rows ordered by columns values
gapminder_2007.nlargest(10, 'var1')
# top n rows ordered by multiple column values
gapminder_2007.nlargest(10, ['var1','var2'])
# smallest rows ordered column values
gapminder_2007.nsmallest(3, 'var1')
Andrea Perlato