place player country score to par money ($)
place
player
country
score
to par
money -lrb- $ -rrb-
number
result number number1 number2 number3 number4
number
number
rank text text score number number
1 jack nicklaus united states 74-71-69-65=279 -9 144000
what is the average score of the players from the united states ?
WP VBD-AUX DT JJ NN IN DT NNS IN DT NNP NNPS .
282
select avg ( c4_result ) from w where c3 = 'united states'