Table 2: The nonuniform coefficient of annual runoff distribution () and relative variation range () in each station in the YRB.

DecadeWXYCLSWHGHKDT

500.7610.190.759.970.596.540.586.380.813.200.535.78
600.719.700.709.610.567.210.556.920.70−7.450.506.07
700.688.800.688.910.576.840.556.080.689.330.515.57
800.739.400.729.540.566.960.556.290.5810.300.465.21
900.729.440.729.910.597.130.576.540.628.190.525.86
The early 21st century0.657.540.657.510.525.020.494.590.5310.850.454.31
Mean0.719.180.709.270.576.680.556.180.655.690.505.49