DSET ~hsum_b5106e0006
TITLE  JJA Seasons (1951-2000)
undef -9.99e+33
*                                                                               
XDEF 144 LINEAR  0.  2.5
*                                                                               
YDEF 73 LINEAR  -90.0  2.5                                                
*                                                                               
ZDEF 17 LEVELS 1000. 925. 850. 700. 600. 500. 400. 300. 250. 200. 150. 100. 70. 50. 30. 20. 10.   
TDEF 50 LINEAR 00:00z1Jun1951 1yr  
*                                                                               
VARS 1
hsum         17    99    see comment above
ENDVARS