The number of customers rose to 438,000 on December 31 from 345,000 a year earlier, the distributor's parent firm, EEB, said on Thursday.
Chile's LPG imports rose 15% in January, even as imports of other fossil fuels were down.
Power generation on the coal and natural gas-dependent northern SING grid fell 17% in February.
The BASF subsidiary cited low costs in Argentina as driving growth in output and reserves, even through the current low oil price environment.
Brazil's state-run oil company said it would pump an additional US$600mn into exploration and production projects over the next five years after posting a fourth quarter profit.
The number of attacks on the country's second largest oil duct year-to-date is running at a much higher rate than in 2016.
Authorities recently concluded talks to ship products to Brazil and Argentina.
State oil firm PDVSA says it has brought a fire under control at the Amuay refinery.
Energy consultant Leigh Bolton speaks to BNamericas about Latin America's growing need for natural gas and predicts the role of LNG in the future supply mix.