What is the population of this port city in the province of Buenos Aires, Argentina, which is the birthplace of Francisco Garraffa?
Francisco Garraffa: Francisco Garaffa or Garraffa (born May 17, 1910, date of death unknown) was an Argentinian international football player. Francisco Garraffa:  He was born in Avellaneda. 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 .
328,980