Amazon 4
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| Basin name | Total Basin Area_km | 
| Area_km | |
| Amazon 4 | 5856696 | 
| Country | Country | COUNTRY | ||||
| Area_km | Percentage | |||||
| 703423 | 12 | Bolivia | ||||
| 3654439 | 62 | Brazil | ||||
| 366819 | 6 | Colombia | ||||
| 123295 | 2 | Ecuador | ||||
| 139 | 0 | French Guiana | ||||
| 14831 | 0 | Guyana | ||||
| 951855 | 16 | Peru | ||||
| 1566 | 0 | Suriname | ||||
| 40329 | 1 | Venezuela | ||||
| Basin | Nature | Basin | Basin-Human | 
| Rights_km3 | Rights_km3 | Population | Rights_km3 | 
| 6,374.504860 | 1,912.351458 | 26,049,100 | 44.283470 | 
| COUNTRY | Country | Country-Human | Country | Contribution | Country Water | Country Water | 
| Popuation | Rights_km3 | Discharge_km3 | rate | Rights_km3 | Quota_km3 | |
| Bolivia | 6,337,000 | 10.772900 | 278.392000 | 0.043673 | 192.940420 | 203.713320 | 
| Brazil | 7,968,000 | 13.545600 | 4846.490000 | 0.760293 | 3358.874598 | 3372.420198 | 
| Colombia | 910,100 | 1.547170 | 745.865000 | 0.117008 | 516.924001 | 518.471171 | 
| Ecuador | 1,515,000 | 2.575500 | 35.520800 | 0.005572 | 24.617798 | 27.193298 | 
| French Guiana | 0 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 0.000000 | 
| Guyana | 18,100 | 0.030770 | 9.250560 | 0.001451 | 6.411129 | 6.441899 | 
| Peru | 9,295,000 | 15.801500 | 432.926000 | 0.067915 | 300.040678 | 315.842178 | 
| Suriname | 1,700 | 0.002890 | 0.000000 | 0.000000 | 0.000000 | 0.002890 | 
| Venezuela | 4,200 | 0.002890 | 26.060500 | 0.004088 | 18.061309 | 18.064199 |