PRINT,key=value,
controls printing of the grid, which by default is not done. At
present, the only possible value for key is GRID, and
value should be specified as an integer. GRID=0 causes
the total number of integration points to be evaluated and reported;
GRID=1 additionally shows the number of points on each atom;
GRID=2 causes the complete set of grid points and weights to be
printed.