The city's budget, per Mayor Macri's 2011 proposal, included US$6 billion in revenues and US$6.3 billion in expenditures. The city relies on local income and capital gains taxes for 61 percent of its revenues, while federal revenue sharing contributes 11 percent, property taxes, 9 percent, and vehicle taxes, 6 percent. Other revenues include user fees, fines, and gambling duties. The city devotes 26 percent of its budget to education, 22 percent for health, 17 percent for public services and infrastructure, 16 percent for social welfare and culture, 12 percent in administrative costs and 4 percent for law enforcement. Buenos Aires maintains low debt levels and its service requires less than 3 percent of the budget.