The main language used in the province is
Spanish, spoken by 99.4%, and 0.6%
Guaraní. The population increased from 108,241 inhabitants (1992
census) to 153,457 (2001 census), an increase of 41.8%. - 39.4% of the population are younger than 15 years old. In the census 2012 the population increased to 205,346 inhabitants, migration mainly driven by gas extraction boom of the region. 26.0% of the population have no access to
electricity, 39.4% have no
sanitary facilities (1992). 12.2% of the population are employed in
agriculture, 0.1% in
mining, 11.5% in
industry, 76.2% in
general services (2001). 89.6% of the population are
Catholics, 6.3% are
Protestants (1992). ==Division==