P1

P2

P3

GI

500

P1 < 0.001

P1 < 0.001

P3 < 0.001

1000

P1 < 0.001

P2 < 0.001

P3 = 0.43

2000

P1 < 0.001

P2 < 0.001

P3 = 1.00

4000

P1 = 0.25

P2 < 0.001

P3 = 0.24

GII

500

P1 < 0.001

P2 < 0.001

P3 < 0.001

1000

P1 < 0.001

P2 < 0.001

P3 = 0.04

2000

P1 < 0.001

P2 < 0.001

P3 = 0.01

4000

P1 < 0.001

P2 = 0.86

P3 < 0.001

GIII

500

P1 < 0.001

P2 < 0.001

P3 = 0.02

1000

P1 < 0.001

P2 < 0.001

P3 = 0.18

2000

P1 < 0.001

P2 < 0.001

P3 = 0.09

4000

P1 < 0.001

P2 = 0.02

P3 < 0.001

GIV

500

P1 < 0.001

P2 < 0.001

P3 = 0.68

1000

P1 = 0.12

P2 < 0.001

P3 = 0.18

2000

No significant differences

4000

P1 = 0.11

P2 = 0.01

P3 = 0.78