Energy and Material Price Indices and National Labour Force Indices Material Price Indices and National Labour Force Indices Linking coefficients Linking coefficients base January 1964-December 2011 Unidades: Número Mainland and Balearic Islands; Cement;16,287162; Ceramics;14,581337; Wood;17,455401; Steel;11,635266; Energy;34,869001; Copper;21,988; Aluminium;7,427021; Binders;54,452328; 05 Canarias; Cement;16,459957; Ceramics;25,143841; Wood;19,574155; Steel;24,416189; Energy;63,575686; Copper;21,988; Aluminium;7,427021; Binders;45,503067; Notas: Fuente: