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 chinese taipei (tpe) 2 0 0 2
what is the total number of medals won by all countries combined ?
WP VBD-AUX DT JJ NN IN NNS VBN IN DT NNS VBN .
20
select sum ( c6_number ) from w