Question: What is the population of the state in which the San Andrés de la Sierra is located ?
Sentence (from "Club San Andrés"): Although other sports are also practised at the club (such as football and field hockey) San Andrés is mostly known for its rugby union team, which currently plays in the Torneo de la URBA Grupo II, the second division of the Unión de Rugby de Buenos Aires.
Relevant evidence: No