Spain added 1.8 million new FTTH lines in 2016, bringing the total to over 4.8 million.
At the same time, according to data published by the regulator CNMC, DSL continued to decline, with the number of connections falling by 1.3 million during the year.
In monthly terms, the number of FTTH lines increased by 139,829 in December 2016.
Movistar, with around 3 million lines, accounted for 81.6% of the FTTH total as of the end of the year. While the number of DSL lines decreased by 83,747 in December, the number of HFC lines rose by 14,977.
Movistar claimed a 42.80% share of the fixed broadband market in Spain in December 2016.
It was followed by Orange (28.72%), Vodafone (23.02%), Grupo Masmovil (0.89%) and remaining providers (4.57%).