List of Brazilian federative units by gross regional product
In the year 1999, Brazil produced a gross domestic product (GDP) of R$44,403,000 million or US$2,223,737 million in nominal terms, ranking 7th worldwide, and Int$2,896,461 million in Purchasing Power Parity (PPP) terms, ranking 7th worldwide, according to the Brazilian Institute of Geography and Statistics (IBGE) and the International Monetary Fund (IMF). In that year, the Brazilian economy grew 1.0% in real terms according to revised figures of the IBGE. The "per capita" accounts of the GDP were R$22,813.47 or US$11.521,95 in nominal terms, and Int$14,537.40 in PPP terms. The  Brazilian population, in 2012, was 193,300,291, ranking 5th worldwide and totaling 2.84% of the world's population. Brazil is formed by the union of 27 federative units—26 states and the Federal District, which contains the capital city, Brasília. Of these, seven states; São Paulo, Rio de Janeiro, Minas Gerais, Rio Grande do Sul, Paraná, Bahia and Santa Catarina; with the Federal District, constitute almost 80% of the national economy. São Paulo is the richest and most populous state in Brazil, ranking 16th and 27th worldwide, respectively; Rio de Janeiro is the second richest and the third most populous state, ranking  65th and 59th worldwide; Minas Gerais is the third richest and the second most populous state, ranking 80th and 55th worldwide. Piauí has the lowest GRP per capita at the same time that the Federal District has the highest. Amapá, Acre and Roraima are the poorest states in the country with 0.59% of the national GDP. Listings. The listings are based on data from the 2016 Regional Accounts Report, published by the Brazilian Institute of Geography and Statistics (IBGE), in partnership with the State Bodies of Statistics, State Departments of Government and the Superintendency of the Manaus Free Zone (SUFRAMA ). Information is compiled from statistics on the annual value of production, intermediate consumption and added value of each economic activity, as well as indicators of growth in the volume of annual production and the annual index of prices of goods and services produced and the main inputs consumed. The methodology and database of the Report is completely integrated to the series of National Accounts, which has as initial reference the year 2002, with results consistent with the National Classification of Economic Activities (CNAE).