rank nation gold silver bronze total
rank
nation
gold
silver
bronze
total
number
number
number
number
number
number text number number number number
1 united states 5 6 5 16
what is the total number of gold medals won by jamaica ?
WP VBD-AUX DT JJ NN IN NN NNS VBN IN NNP .
4
select c3_number from w where c2 = 'jamaica'