no. in
series no. in
season performer appearance air date
no . in series
no . in season
performer
appearance
air date
number
number
number parsed year month day
number number text text date
268 1 tom segura only 21 january 2011
how many episodes only had one performer ?
WRB JJ NNS RB VBD-AUX CD NN .
16
select count ( * ) from w