With regard to VIA Rail's 15-year Technical Services and Spare Parts Supply Agreement with Siemens Mobility, valued at approximately $23.7 million per year: (a) has VIA Rail ever paid Siemens more than the contracted annual amount of $23.7 million for any service, part, labour, technical support or maintenance activity delivered under the agreement, and, if so, for each year, (i) by how much did expenditures exceed the contracted amount, (ii) what specific services or circumstances led to the additional payments, (iii) under what contractual authority or amendment were such payments made; (b) for each year since the Technical Services and Spare Parts Supply Agreement came into effect, how much has VIA Rail received in indemnification, reimbursement or other compensation from Siemens for (i) maintenance costs, (ii) corrective repairs, (iii) defects or premature component failures, (iv) service disruptions, (v) any other costs covered under the agreement's risk transfer provisions, broken down by type; and (c) what maintenance or repair costs, if any, has VIA Rail incurred outside the scope of the agreement, and for each such cost, what was the (i) nature of the work performed, (ii) reason the work was not covered under the Siemens agreement, (iii) total amount paid by VIA Rail?