| Round Robin | p | w | d | l | gf | ga | | 1. Brazil | 12 | 4 | 0 | 0 | 115: | 68 | | 2. Argentina | 9 | 3 | 0 | 1 | 105: | 62 | | 3. Uruguay | 6 | 2 | 0 | 2 | 71: | 73 | | 4. Chile | 3 | 1 | 0 | 3 | 54: | 100 | | 5. Paraguay | 0 | 0 | 0 | 4 | 55: | 97 |
| Team | Braz | Arge | Urug | Chil | Para | | Brazil | ---- | 26:25 | 26:14 | 27:14 | 36:15 | | Argentina | | ---- | 24:14 | 34:12 | 22:10 | | Uruguay | | | ---- | 22:10 | 21:13 | | Chile | | | | ---- | 18:17 | | Paraguay | | | | | ---- |
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| date | team 1 | score | team 2 | HT | | 21.09 |  Argentina | 22-10 |  Paraguay | 12-4 | | 21.09 |  Brazil | 27-14 |  Chile | 13-6 | | 22.09 | Brazil | 36-15 | Paraguay | 16-8 | | 22.09 | Argentina | 24-14 |  Uruguay | 15-8 | | 23.09 | Brazil | 26-14 | Uruguay | 13-5 | | 23.09 | Chile | 18-17 | Paraguay | 10-8 | | 24.09 | Argentina | 34-12 | Chile | 20-3 | | 24.09 | Uruguay | 21-13 | Paraguay | 8-8 | | 25.09 | Uruguay | 22-10 | Chile | 9-2 | | 25.09 | Brazil | 26-25 | Argentina | 9-12 |
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