rank bib athlete country time deficit note
rank
bib
athlete
country
time
deficit
note
number
number
number min sec
number min sec
number number text text time time text
1 30 marit bjørgen norway 3:03.89 +1:00.55 q
how many times is the united states in the rankings ?
WRB JJ NNS VBD-AUX DT NNP NNPS IN DT NNS .
4
select count ( * ) from w where c4 = 'united states'