year competition venue position notes
year
competition
venue
position
notes
number
address
first second first_number
first second first_number second_result
number text address rank(text) unitnum(score)
1996 world junior championships sydney, australia 15th (q) 7.91 m (w)
what is the difference between the number of times the position of third was achieved and the number of times the position of first was achieved ?
WP VBD-AUX DT NN IN DT NN IN NNS DT NN IN JJ VBD-AUX VBN CC DT NN IN NNS DT NN IN JJ VBD-AUX VBN .
1
select abs ( ( select count ( * ) from w where c4_first_number = 3 ) - ( select count ( * ) from w where c4_first_number = 1 ) )