FOI003137 FOI Property Services

Under the Freedom of Information Act, I am requesting the following information:
1.    The number of residential leasehold properties in which the Royal Borough of Windsor and Maidenhead are the freeholder. 
2.    Of those properties (1), the number which currently have less than 80 years remaining on the lease.
3.    Of those properties (1), the number which currently have between 80 and 90 years remaining on the lease.
4.    Of those properties (1), the number which currently have more than 100 years remaining on the lease.