The last 2 numbers are something different. I believe they are averages (high and lows) but that is just a random guess.
Virgin Media 20Mb Broadband:
"Perfect for families going online at the same time, downloading movies, online gaming and more."
Borked internet since: 22-07-2010
I am not sure about CoD 2 but i know for CoD1 it is *FPS*(*lowest*, *highest*) as drofder already said. The only number that should really matter for you when jumping is the first number