Question: What is the population of this port city in the province of Buenos Aires, Argentina, which is the birthplace of Francisco Garraffa?
Sentence (from "Avellaneda"): Avellaneda (] ) is a port city in the province of Buenos Aires, Argentina, and the seat of the Avellaneda Partido, whose population was 328,980 as per the 2001 census .
Relevant evidence: Yes