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(Corrects deficit amount in headline and first paragraph)
MEXICO CITY, Jan 29 (Reuters) - Mexico's public sector ran a fiscal deficit of 637.6 billion pesos ($35.19 billion) in 2015, which represented 3.5 percent of gross domestic product, the finance ministry said on Friday.
Mexico's government cut spending last year amid a slump in oil prices and production. ($1 = 18.1200 Mexican pesos) (Reporting by Luis Rojas and Jean Luis Arce)