gender  minutes
female   60
female  240
female    0
female  360
female  450
female  200
female  100
female   70
female  240
female    0
female   60
female  360
female  180
female  300
female    0
female  270
male    180
male    300
male     60
male    480
male      0
male     90
male    300
male     14
male    600
male    360
male    120
male      0
male    240