Who is the worse team in proffesional sports, in the last 5 years?

Question

who has the worse winning percentage in proffesional sports in the last 5 years?

(hockey, basketball, football, and baseball only)

dating from 2003-2008

also, what site can i look at, for this certain statistic?

Answer 1

Probably Chelsea Football Club.

All the Russian billions can't get them a trophy in Europe

Answer 2

In baseball: The Kansas City Royals, Pittsburgh Pirates and Tampa Bay Rays

In football: The Miami Dolphins

In Hockey: the Chicago Blackhawks

Answer 3

for football, try nfl.com