year competition location event final-rank final-score qualifying rank qualifying score
year
competition
location
event
final rank
final score
qualifying rank
qualifying score
number
number
number
number
number
number text text text rank number number number
2008 2008 summer olympics beijing team 2 186.525 2 246.8
what was the average qualifying score for the u.s. championships ?
WP VBD-AUX DT JJ VBG NN IN DT NNP NNS .
26.625
Keyword Keyword Keyword Column Keyword Keyword Keyword Keyword Column Keyword Literal.String
select avg ( c8_number ) from w where c2 = 'u.s. championships'
None None None Keyword Column Column None None Literal Literal None
['agg', 'agg_avg'] c8_number c8_number