event gold silver bronze total ranking
event
gold
silver
bronze
total
ranking
number
number
number
number
number
text number number number number rank
1976 winter paralympics 10 1 1 12 2nd
switzerland won at least 8 bronze metals in how many winter paralympics ?
NNP VBD IN JJS CD NN NNS IN WRB JJ NN NNPS .
2
select count ( c1 ) from w where c4_number >= 8