Worldwide hardware unit sales (increase/decrease year-on-year ):
PS2: 13.73 million units (a decrease of 0.98 million units)
PSP: 13.89 million units (an increase of 4.36 million units)
PS3: 9.24 million units (an increase of 5.63 million units)Worldwide software unit sales (increase/decrease year-on-year ):
PS2: 154.0 million units (a decrease of 39.5 million units)
PSP: 55.5 million units (an increase of 0.8 million units)
PS3: 57.9 million units (an increase of 44.6 million units)
source below
http://kotaku.com/5018917/console-war-has-changed-ps2-declines-in-old-age
PS3 has 57.9 million units already??? Am I reading this wrong???
PSP has 55.5?/??