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1 day ago · Poverty incidence of Vigan 2.5 5 7.5 10 12.5 15 2006 6.90 2009 12.43 2012 7.11 2015 8.73 2018 2.42 2021 8.72 Source: Philippine Statistics Authority Government Local government Main article: Sangguniang Panglungsod Ilocos Sur Capitol Vigan, belonging to the first congressional district of the province of Ilocos Sur, is governed by a mayor designated as its local chief executive and by a city ...
