Mbps = 5000, FIFO
bytes   w  		u  		p 		pi 
4000   1.1     2.4     0.29     0.26
5000   1.5      3      0.3      0.27
6000   2       3.5     0.3      0.25
7000   4        6      0.5      0.35
8000   5        7      0.5      0.34
9000  6.5      8.8     0.59     0.36
10000 8.3     10.7     0.7      0.39

Exp

Mbps = 2000, FIFO,
3000   4.6   6.3  0.87 0.067
4000   7.3   8.9  0.9  0.048 
5000   9     10.7 0.9  0.042
6000   11    13   0.95 0.034
7000   12    15   0.96 0.024
8000   12    13   0.93 0.017 
9000   16    18   0.97 0.017
10000  17    19   0.97 0.011