pos. city population
(ab) surface
(km2) density
(ab/km2) altitude
(mslm)
pos .
city
population -lrb- ab -rrb-
surface -lrb- km ² -rrb-
density -lrb- ab\\/km ² -rrb-
altitude -lrb- mslm -rrb-
number
number
number
number
number
rank text number number number number
1st bergamo 121.316 39.6 3064 249
how many cities appear on this chart ?
WRB JJ NNS VBP IN DT NN .
10
Keyword Keyword Keyword Column Keyword Keyword Keyword
select count ( c2 ) from w
Keyword Keyword Column None None None None None
['agg', 'agg_count'] ['agg', 'agg_count'] c2