He announced his retirement at the end of the season despite finishing the season calculated match average of over eight points per meeting.

If that rider remains unbeaten by either opposition rider his scored points are doubled and also count towards the rider's calculated match average (CMA).

From the 2010 season a riders initial match average is equal to the Calculated Match Average of the last season the rider competed in the Swedish league system.

The combined Calculated Match Average (CMA) of the seven riders declared in the team must not be higher than an agreed figure set at the British Speedway Promoters' Association (BSPA) Annual General Meeting.

Green Sheet Averages are a list of riders Calculated Match Averages (CMA) issued or assessed periodically by the British Speedway Promoters' Association (BSPA) and are used to determine the riders averages for team building.