National (20000 Obs.)*

International (980.000)*

OVERALL

%**

Obs.

US dollars

Dollars/Hect.

Obs.

US dollars

Dollars/Hect.

Obs.

US dollars

Dollars/Hect.

0.50%

100

7970

3

4900

1,450,400

546

5000

1,458,370

549

1%

200

15,941

6

9800

2,900,800

1092

10,000

2,916,741

1098

2%

400

31,881

12

19,600

5,801,600

2184

20,000

5,833,481

2196

3%

600

47,822

18

29,400

8,702,400

3275

30,000

8,750,222

3293

4%

800

63,763

24

39,200

11,603,200

4367

40,000

11,666,963

4391

5%

1000

79,704

30

49,000

14,504,000

5459

50,000

14,583,704

5489

10%

2000

159,407

60

98,000

29,008,000

10,918

100,000

29,167,407

10,978

15%

3000

239,111

90

147,000

43,512,000

16,376

150,000

43,751,111

16,466