city country iata icao airport commenced ended
city
country
iata
icao
airport
commenced
ended
number
number parsed year
text text text text text number date
bandung indonesia bdo wicc husein sastranegara international airport 2013 2008
what are the number of times 2013 appears under the commenced column ?
WP VBD-AUX DT NN IN NNS CD VBZ IN DT VBN NN .
8
select count ( * ) from w where c6_number = 2013