Edwardsville • M 25 R1 Corwin F 3 64 42 ab 31 July Champaign • M 25 R1 McHugh A 1 64 67⁰ 63 25 July Santa Cruz de la Sierra • ATP CH 50 R1 Collarini A 3 62 75 18 June Lima • ATP CH 50 Q1 Sell K 1 62 63 9 June Santa Fe • ATP CH 50 R1 Mena F 57 63 75 5 June Q2 Vilicich B 6 63 76² 3 June Q1 Chan Baratau M Alt 61 61 2 June Porto Alegre • ATP CH 50 Q2 Justo G 5 64 63 29 April Q1 Camargo Lima E WC 60 62 28 April Concepción • ATP CH 50 R1 Aboian L Q 63 76⁷ 23 April Florianópolis • ATP CH 75 Q2 Roveri Sidney G Alt 65 ab 1 April Q1 Almeida J WC 62 61 31 March São Leopoldo • ATP CH 75 R1 Couacaud E 64 76³ 26 March Q2 Boscardin Dias P 5 76³ 75 25 March Q1 Almeida J WC 63 61 24 March