Well, we know the answer now. Billboard actually compiled a "2000s" countdown.
http://www.billboard.com/#/../../charts-decade-end/hot-100-songs?year=2009
http://www.billboard.com/#/../../charts-decade-end/hot-100-songs?year=2009
Marv-L.A. said:'Apologize' was the #1 single of the decade, according to Billboard.
'How You Remind Me' was the most-played song of the decade (1.2 million spins); the other six songs which received more than a million spins, in descending order, were 'Drops Of Jupiter', 'Hangin' By A Moment', 'Breathe', 'Kryptonite', 'The Way You Love Me' and 'I Hope You Dance'.
Country megastar Tim McGraw amassed 7.8 million spins over the course of the decade, which enabled him to finish in first place as the decade's most played artist, encompassing all genres.
Rounding out the top ten were Toby Keith, George Strait, Alan Jackson, Nickelback, Kenny Chesney, Rascal Flatts, Brooks & Dunn, Garth Brooks and Green Day.
RadioFreeAtlanta said:Well, we know the answer now. Billboard actually compiled a "2000s" countdown.
http://www.billboard.com/#/../../charts-decade-end/hot-100-songs?year=2009