Question: What are the ends for the player with a transfer fee of Loan?
SQL: SELECT "Ends" FROM "2-17505751-1" WHERE "Transfer fee" = 'Loan';

Question: What is the transfer fee for the MLI player with fewer than 63 goals in a year more recent than 2006?
SQL: SELECT "Transfer fee" FROM "2-17505751-1" WHERE "Since" = '2006' AND "Goals" < 63.0 AND "Nat." = 'MLI';