code    practice mark    theory mark   points      scores for the theoretical questions
AT....  2                4             30          31x3443444
EL....  4                3             27          341144x343
J8....  4                5             40          4444444444
JB....  3                3             27          43xx342434
MR....  4                5             39          3444444444
N2....  2                5             34          4444143442
NY....  2                3             26          2340x44243
O0....  2                5             32          3433344224
QF....  4                5             35          4344444404
TK....  5                5             34          2404444444
UK....  3                5             35          4444434x44