Clipped seasonal differences of monthly evapotranspiration 
rates from 1960 to 1967. Read across and down.


 1 1 1 1 1 1 1 1 0 0 0 1 1 1 1 1 0 0 0 0 0 0 0 1
 1 1 1 0 0 0 1 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 1 1
 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 1 1
 1 1 1 1 1 0 0 0 0 0 0 0