dset %y4/PRCP_CU_GAUGE_V1.0GLB_0.50deg.lnx.%y4%m2%d2RT
options  little_endian template
title CPC Unified Precipitation Aanalysis (Gauge-based)
undef -999.0
xdef 720 linear   0.25 0.50
ydef 360 linear -89.75 0.50
zdef 1   linear 1 1
tdef 99999 linear 01jan1979 1dy
vars 2
rain     1  00 the grid analysis (0.1mm/day)
gnum     1  00 the number of stn 
ENDVARS