Fastest internet in the world !

Average Q3 2011 internet speed in mbps (Mbps stands for millions of bits per second or megabits per second and is a measure of bandwidth (the total information flow over a given time) 

1) South Koreas 16.7

2) Hong Kong 10

3) Japan 8.9

4) Latvia 8.9

5) Neatherland 8.5

6) Switzerland  7.5

7) Czech Republic  7.3

8) Ireland 7

9) Romania 6.6

10) Denmark 6.3

Is there a corelation between internet speed and say, standard of living ?   What about the usage of intenet?  If there are many ppl using the net, will the speed come down?