1985

1988

1994

1997

1999

2002

2007

2011

Input (precipitation) (m3 × 106)

3.40

3.22

3.17

5.88

4.11

3.12

3.81

3.09

Q (discharge) (m3)

8010

10500

8120

12500

8580

4030

8050

7740

Total ET (grass) (m3 × 106)

10.1

9.49

10.0

9.20

8.89

9.58

9.13

8.78

Total ET (corn) (m3 × 106)

7.92

7.49

8.02

7.38

7.14

7.73

7.44

7.14

S (with grass) (m3 × 106)

6.67

6.28

6.84

3.34

4.79

6.46

5.33

5.69

S (with corn) (m3 × 106)

4.52

4.28

4.86

1.52

3.04

4.62

3.64

4.06