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First Quarter 2021 Results May 03 , 2021 First Quarter 2021 Results Santiago , Chile - May 03 , 2021 - Empresa Nacional de Telecomunicaciones S.A. ( Bolsa de Comercio de Santiago : ENTEL ) " the Company " or " Entel , " today announced non - audited results for the first quarter ( 1Q21 ) , ended March 31 , 2021. All figures are expressed in Chilean Pesos and are reported according to International Financial Reporting Standards ( IFRS ) and local regulations issued by the Comisión para el Mercado Financiero ( CMF ) . The exchange rate on March 31 , 2021 was Ch $ 721.82 / US $ 1. Average inflation from 1Q20 to 1Q21 was 2.95 % . Total Revenues EBITDA EBITDA Margin Operating Income ( EBIT ) Net Financing Cost Tax Net Income EPS CAPEX 1Q21 Highlights : ● Consolidated Financial Highlights ( in millions of Chilean pesos , except EPS figures ) O 1Q21 1Q20 568,759 530,705 177,597 172,697 31 % 33 % 61,484 56,101 ( 35,318 ) ( 33,365 ) ( 8,843 ) ( 45,200 ) 17,323 ( 22,465 ) 57.4 ( 74.4 ) 101,167 108,571 O Var . ( % ) 7 % 3 % O 10 % -6 % 80 % -7 % In both Chile and Peru , social restrictions tightened in the quarter as COVID - 19 cases surged . 4Q20 597,646 183,250 31 % 63,744 ( 34,660 ) 28,065 57,148 189.2 79,984 On February 16 , 2021 , Entel was awarded with 5 blocks ( 50 MHz ) in the lower part of 3.3 and 3.4 GHz spectrum in Chile , for an amount of Ch $ 100.375 million paid on March 25th . On January 26 the Company had been awarded 400 MHz in band 26 GHz corresponding to block 4 . Var . ( % ) -5 % -3 % -4 % -2 % Strong growth in mobile and residential fiber services , the latter tied to increased coverage . Entel continued with high sales traction to attract and retain value customers supported by top quality based on brand preference and reputation , together with strong infrastructure . -70 % -70 % 26 % 8 % growth y - o - y in total mobile customer base , posting 18,737,673 , with 553 thousand net additions in 1Q21 , driven by postpaid in Chile and by prepaid in Peru . 16 % expansion in postpaid customer base in Chile y - o - y , reaching 6,022,842 customers . Net additions in the quarter amounted to 214 thousand clients . 10 % increase in customer base in Peru , reaching 9,171,367 with 287 thousand net additions in the quarter fostered by prepaid ( +218 thousand ) and postpaid ( +69 thousand ) . O " Entel Fibra ” reached 165,774 RGUs , increasing 96 % y - o - y and adding 25 thousand services q - o - q . On the other hand , fixed wireless broadband RGUS declined . 1 e