dset ^OI.1982_curr.1x1.dat
undef -999.0
title OIv2 SST 
ydef 181 linear -90.000000 1
xdef 360 linear 0.000000 1.000000
tdef 999 linear jan1982 1mo
zdef 1 linear 1 1
vars 1
sst  0 81,1,0  ** 
ENDVARS