San Diego • ATP CH 75 Q1 Vrba J CO 63 31 ab 20 September Tiburon • ATP CH 125 R1 Svajda T Alt 46 75 75 15 September Kingston • ATP CH 75 R1 Marrero Curbelo I 36 75 62 26 August Kingston • ATP CH 75 R1 Purcell M WC 64 67⁰ 63 18 August Vancouver • ATP CH 125 R1 Bonzi B 1 36 63 64 29 July Zug • ATP CH 100 R1 Walton A 2 36 61 31 ab 20 July Pozoblanco • ATP CH 75 R2 Cassone M 67⁷ 62 75 16 July R1 Miyoshi K Q 61 76³ 14 July Cary • ATP CH 75 R1 Legout T CO 63 62 1 July Tyler • ATP CH 75 R2 Poling K Q 75 75 5 June R1 Monday J 67⁴ 64 64 3 June Little Rock • ATP CH 75 R1 Tomic B 4 36 64 64 25 May Brazzaville • ATP CH 50 MH Hemery C 5 36 61 63 8 May R2 Vishal Balsekar A 64 64 6 May R1 Britto L Q 23 ab 5 May Abidjan • ATP CH 75 R2 Stewart H 76³ 46 76⁶ 30 April R1 Artnak B 43 ab 28 April Abidjan • ATP CH 50 R2 Erel Y 64 63 24 April R1 Poulsen O Q 64 64 22 April Mexico City • ATP CH 125 R1 Schoolkate T 2 75 75 7 April Las Vegas • M 25 F Karki R Q 63 62 29 March SF Artnak B 5 64 36 62 29 March MH Mayo A 7 75 26 63 28 March R2 Mayo K Q 76² 67⁵ 76⁵ 27 March R1 Brunkow G WC 76⁵ 61 25 March Phoenix • ATP CH 175 R2 Mannarino A 3 67² 62 62 12 March R1 Krueger M WC 76⁵ 57 64 12 March Triwulan 2 Kwiatkowski T Alt 26 63 75 10 March Q1 Martin A 5 63 64 9 March Metepec • ATP CH 75 R1 Poling K 46 75 61 16 February Baton Rouge • ATP CH 50 R2 Andrade A 2 61 63 12 February R1 Boulais J Alt 36 62 61 11 February San Diego • ATP CH 100 R2 Smith C 7 57 76³ 61 29 January R1 Rybakov A 64 75 28 January