rank nation gold silver bronze total
rank
nation
gold
silver
bronze
total
number
first second
number
number
number
number
number text(text) number number number number
1 vietnam (vie) 3 0 3 6
what is the difference in number between the total number of gold medals and the total number of bronze medals ?
WP VBD-AUX DT NN IN NN IN DT JJ NN IN NN NNS CC DT JJ NN IN NN NNS .
9
select abs ( ( select sum ( c3_number ) from w ) - ( select sum ( c5_number ) from w ) )