rank city passengers ranking airline
rank
city
passengers
ranking
airline
number
address
number
number
list length
number address number number <c, text>
1 united states, los angeles 14749 4 alaska airlines
what is the average number of passengers in the united states ?
WP VBD-AUX DT JJ NN IN NNS IN DT NNP NNPS .
5537.5
Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Column Keyword Literal.String
select avg ( c3_number ) from w where c2_address = 'united states'
None None Keyword Keyword Keyword None Column Column None Literal Literal None
['agg', 'agg_avg'] ['agg', 'agg_avg'] ['agg', 'agg_avg'] c3_number c2_address