CPTv10+ files for mean $integral dT$ $integral dX$ [ Princeton wspd ]

Princeton[wspd prcp tmin tmax ]
grid: /X (degree_east) ordered (0) to (0) by 0.5 N= 721 pts :grid
grid: /Y (degree_north) ordered (89.5S) to (89.5N) by 0.5 N= 359 pts :grid
grid: /T (days since 1960-01-01 00:00:00) ordered (1200 31 Dec 1947) to (1200 31 Dec 2008) by 1.0 N= 22282 pts :grid
mean $integral dT$ $integral dX$ [ Princeton wspd ] 0 m[ Z | T]