M - 1. Luis Ignes 28m13s; 2. Gustavo Nieva 29m56s; 3. Ariel Rosales 30m37s; 4. Nicolás Herrera 30m48s; 5. Héctor Silva 31m; 6. Hugo Rivas 33m32s.
F – 1. Ramona Ibáñez 36m.; 2. Gladys Pacheco 37m30s; 3. Cristina Sigampa 38m59s; 4. Carolina Mercado 40m50s; 5. Viviana Moreyra 41m06s; 6. Martha Fernández 43m30s.

M – 1. Daniel Comelli 37m15s .

M – 1. Ariel Rosales 30m37s; 2. Nicolás Herrera 30m48s; 3. Hugo Rivas 33m32s; 4. Jacinto Castellano 35m56s; 5. Roger Gómez 36m18s; 6. Juan Valdivia 38m56s.
F – 1. Gladys Pacheco 37m30s; 2. Cristina del Valle Sigampa 38m59s.

M - 1. Luis Ignes 28m13s; 2. Jesús Maza 33m38s; 3. Marcelo Sosa 35m08s.
F – 1. Ramona Ibáñez 36m.

M – 1. Héctor Silva 31m; 2. Francisco Cejas 33m33s; 3. Héctor Muros 37m37s; 4. Luis Castillo 35m58s.
F – 1. Jacinta Arias 45m58s.

M – 1. Juan López 35m32s; 2. Ramón Seco 38m08s; 3. Rafael Flores 39m12s; 4. Santiago Arroyo 42m28s.
F – 1. Martha Fernández 43m30s; 2. Irma Figueroa 45m01s.

M – 1. Hugo Dávila 35m28s; 2. Luis Gutiérrez 36m17s; 3. Víctor González 38m58s.
F – 1. Sara Espeche 47m12s.

M – 1. Félix Ramos 38m15s; 2. José Centeno 47m39s; 3. Ricardo Leiva 52m01s.

M – 1. Segundo Barros 40m25s; 2. José Brizuela 43m48s.

M – 1. Gustavo Nieva 29m56s; 2. Carlos Zavaleta 35m38s; 3. Pablo Álvarez 54m13s.
F – 1. Carolina Mercado 40m50s; 2. Viviana Moreyra 41m06s.