The National Minimum wage will rise in Autumn 2010:

16-17 years old £3.64 (from £3.57)
18-20 years old £4.92 (from £4.83)
21 years old £5.93 (from £4.83)
22 years and over £5.93 (from £5.80)

The rise is from 1 October 2010.