DRUG: APV S: 1046 (51.14) I: (0) R: 189 (9.24) SI: 408 (19.95) IR: 130 (6.35) SR: 272 (13.3) S I R R => 86 S I R I => 61 S I I R => 59 S R R R => 33 S R I R => 17 S I R S => 11 S R R I => 3 S R I I => 1 R I R S => 1 DRUG: IDV S: 820 (40.09) I: 65 (3.17) R: 377 (18.43) SI: 344 (16.82) IR: 412 (20.14) SR: 27 (1.32) R S R I => 10 S S R S => 7 S I R S => 6 R S I I => 4 DRUG: LPV S: 1228 (60.04) I: 76 (3.71) R: 14 (0.68) SI: 517 (25.28) IR: 192 (9.38) SR: 18 (0.88) S I I R => 18 DRUG: NFV S: 682 (33.34) I: (0) R: 643 (31.44) SI: 360 (17.6) IR: 277 (13.54) SR: 83 (4.05) S R R R => 34 S I R I => 16 S I R R => 16 S S R S => 7 S I R S => 4 R I I S => 3 S I I R => 2 S R R I => 1 DRUG: RTV S: 820 (40.09) I: 21 (1.02) R: 366 (17.89) SI: 416 (20.34) IR: 305 (14.91) SR: 117 (5.72) S I R I => 74 S I R R => 18 S S R I => 11 S S R S => 7 S I R S => 6 S R R R => 1 DRUG: SQV S: 943 (46.11) I: 2 (0.09) R: 346 (16.91) SI: 332 (16.23) IR: 362 (17.7) SR: 60 (2.93) S I R I => 52 S I R S => 5 S S R S => 3 S : 5539 (45.13) I : 164 (1.33) R : 1935 (15.76) SI : 2377 (19.37) IR : 1678 (13.67) SR : 577 (4.7)