Dataset {
    Float32 Y[Y = 181];
    Float32 L[L = 9];
    Float32 S[S = 432];
    Float32 M[M = 4];
    Float32 X[X = 360];
    Grid {
     ARRAY:
        Float64 runoff[S = 432][L = 9][M = 4][Y = 181][X = 360];
     MAPS:
        Float32 S[S = 432];
        Float32 L[L = 9];
        Float32 M[M = 4];
        Float32 Y[Y = 181];
        Float32 X[X = 360];
    } runoff;
} MONTHLY;