Table to get the details of all transaction codes for which user is authori

Dear Friends,

My requirement is to prepare a user authorisation matrix report.Can anyone provide me the details of the tables which contain the user value/name and the transaction codes for which he is authorised. As shown below.

User----

> T.code

U1----

> qm10

U2----

> Va01

U3----

> IP11,ik01,mb21

etc.,

Expecting experts answer

Regards,

M.M