Eduard Suñé, (
Email)
1, Anna Bernaus, (
Email)
1, Daniel Ibáñez, (
Email)
1, Roser Condal, (
Email)
2, Mireia Farré, (
Email)
1,
Cristina Rovira, (Email) 1
1 Statistical Institute of Catalonia (Idescat). General Sub-Directorate of Production and Coordination, Barcelona, Spain, 2 Statistical Institute of Catalonia (Idescat). General Sub-Directorate of Information and Communication, Barcelona, Spain