Drought Assessment by a Short-/Long-Term Composited Drought Index in the Upper Huaihe River Basin, China

Table 2

Calibration and validation results of the daily XAJ model in the upper Huaihe River basin.

Periods				RE
	(mm)	(mm)	(mm)	%
Calibration
1988	787.6	193.8	202.2	4.3
1989	1153	475.1	457.6	−2.6
1990	877.6	295.9	284.3	−3.9
1991	1197.7	609.8	584.6	−3
1992	744.2	149.8	164.5	11.1
1993	840.5	224.5	222.8	−0.8
1994	849.6	179.0	192.8	7.7
1995	881.2	214.8	232.8	9.6
1996	1141.5	521.0	508.7	−1.2
1997	782.3	226.0	221.4	−2
1998	1166.6	616.4	511.5	−17
1999	573.8	80.3	86.8	8.1
2000	1328	578.4	624.6	9.2
2001	456.6	104.6	96.5	−7.7
2002	1108.1	348.2	411.1	19.4
Validation
2003	1145.9	611.5	512.7	−16.2
2004	933.7	279.0	327.9	17.5
2005	1253.2	601.3	608.2	1.15

Note: is for precipitation, for observed runoff, for calculated runoff, and RE for relative error.