If you look at ur graph you can caluclate something
first here is a forumal 1/2 base * height
you get the base of your graph however long it is and the height from the base
then you do
let x be base and y be height and z be total time played
1/2 (x) * (y)
then you get z which is your total time played
think about it
first here is a forumal 1/2 base * height
you get the base of your graph however long it is and the height from the base
then you do
let x be base and y be height and z be total time played
1/2 (x) * (y)
then you get z which is your total time played
think about it