DATE    Season  FORECAST-STD  FORECAST  FORECAST+STD
    2009.67    ASO       0.627      0.627      0.627
    2009.75    SON      -0.327      0.883      2.094
    2009.84    OND      -0.371      0.977      2.325
    2009.92    NDJ      -1.147      0.970      3.087
    2010.00    DJF      -2.004      0.906      3.815
    2010.09    JFM      -1.402      0.813      3.028
    2010.17    FMA      -0.864      0.708      2.280
    2010.25    MAM      -1.448      0.603      2.654
    2010.34    AMJ      -1.638      0.503      2.643
    2010.42    MJJ      -2.494      0.411      3.316
    2010.50    JJA      -3.162      0.329      3.820
    2010.59    JAS      -2.829      0.258      3.346
    2010.67    ASO      -2.367      0.197      2.762