1:11
USTA National Tennis Rating Program: 2.5 NTRP level - Male tennis player
United States Tennis Association (USTA)
1:15
USTA National Tennis Rating Program: 3.0 NTRP level - Male tennis player
1:24
USTA National Tennis Rating Program: 3.5 NTRP level - Male tennis player
1:23
USTA National Tennis Rating Program: 4.0 NTRP level - Male tennis player
0:52
USTA National Tennis Rating Program: 4.5 NTRP level - Male tennis player
1:10
USTA National Tennis Rating Program: 5.0 NTRP level - Male tennis player
