pollutant units emission standard coal-fired petroleum coke-fired
pollutant
units
emission standard
coal fired
petroleum coke fired
number
number minimum maximum
number minimum maximum
text text number numberspan numberspan
so2 lb/mmbtu ≤ 0.15 0.0-0.04 0.03-0.13
at most part , how many emission standards are equal to or less than 1.1 ?
IN JJS NN , WRB JJ NN NNS VBD-AUX JJ TO CC JJR IN CD .
1
select count ( c3 ) from w where c3 = '≤ 1.1'