Suits for specific performance

In a suit for specific performance, whether with or without possession, fee shall be payable-

1. (a) in the case of a contract of sale, computed on the amount of the consideration;
2. (b) in the case of a contract of mortgage, computed on the amount agreed to be secured by the mortgagee;
3. (c) in the case of a contract of lease, computed on the aggregate amount of the fine or premium, if any, and of the average of the annual rent agreed to be paid;
4. (d) in the case of a contract of exchange, computed on the amount of the consideration, or as the case may be, on the market value of the property sought to be taken in exchange;
5. (e) in other cases, where the consideration for the promise sought to be enforced has a market value, computed on such market value or where such consideration has no market value, at the rates specified in section 45.