Best and worst-performing secondary schools in Portsmouth revealed - How does your school score?

Secondary school league tables have been released by the Department For Education this morning - with many Portsmouth schools falling below the national average.
Schools in PortsmouthSchools in Portsmouth
Schools in Portsmouth

Secondary schools are now measured by the progress pupils make during their time at the school in eight subjects - a mark known as Progress 8. Overall Portsmouth scored -0.34 in this measure - compared with a national average of -0.02. St Edmund’s Catholic School was the best-performing secondary school in Portsmouth with a Progress 8 score of 0.55, while Trafalgar School was the worst-performing with -0.75. Note that specisal schools, independent schools and schools which have opened since last summer have been excluded from these results. For a full explanation of what the figures mean click here.