# district land area (km2) population
(2010 census) density (persons/km2)
#
district
land area -lrb- km ² -rrb-
population -lrb- 2010 census -rrb-
density -lrb- persons\\/km ² -rrb-
number
number
number
number
number text number number number
1 anse la raye 30.9 6247 210
how many districts are large than 50 square kilometers ?
WRB JJ NNS VBD-AUX JJ IN CD JJ NNS .
6
select count ( c2 ) from w where c3_number > 50