season tier division place
season
tier
division
place
minimum_number minimum_parsed minimum_year maximum_number maximum_parsed maximum_year
number
number
timespan number text rank
1981/82 4 3a 17th
how many seasons are shown in this chart ?
WRB JJ NNS VBD-AUX VBN IN DT NN .
17
select count ( c1 ) from w