rank representative party district seniority date notes
rank
representative
party
district
seniority date
notes
number
number parsed year month day
number text text text date text
1 john dingell d mi-15 december 13, 1955 dean of the house
how many representatives share a seniority date in 1977 ?
WRB JJ NNS VBP DT NN NN IN CD .
4
select count ( c2 ) from w where c5_year = 1977