rank nation gold silver bronze total
rank
nation
gold
silver
bronze
total
number
number
number
number
number
number text number number number number
1 russia 3 0 2 5
how many countries won no gold medals ?
WRB JJ NNS VBD DT NN NNS .
5
Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Column Keyword Keyword
select count ( c2 ) from w where c3_number = 0
Keyword Keyword Column None Literal Column None None
['agg', 'agg_count'] ['agg', 'agg_count'] c2 c3_number