>Performance
Power to weight ratio (DIN) (kg/kW): 12.4. CVT 12.7
Output per liter (kW/l): 53.2
Acceleration (manual only):
0-62mph (s): 9.2
0–1000 m (s): 30.8
In 4th/5th gear 50–75 mph (s): 10.5/14.4
Top speed (manual only): 125mph
... from this very site...LOL
Although I would say that due to the rather long gear ratios in the cooper if you wanted to get from 50-75 quickly you would be better off in third....no figures on that though
**EDIT*** Just re-read your post...LOL...sorry you wanted 30-50 times...Oh well...maybe that data will be of some use anyway.