rank nation gold silver bronze total
rank
nation
gold
silver
bronze
total
number
number
number
number
number
number text number number number number
1 germany 17 9 14 40
how many nations did not receive any gold medals ?
WRB JJ NNS VBD-AUX RB VB DT NN NNS .
7
Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Column Keyword Keyword
select count ( c2 ) from w where c3_number = 0
Keyword Keyword Column Keyword Keyword None Keyword Column None None
['agg', 'agg_count'] ['agg', 'agg_count'] c2 ['', ''] ['', ''] ['', ''] c3_number