Annual Performance Guarantee Statement. Within thirty (30) Days following the end of each Billing Year, Seller shall prepare and deliver to Purchaser a statement (the “Annual Performance Guarantee Statement”) setting forth (i) the amount (in kWh) of Output delivered to Purchaser during such Billing Year, (ii) the amount (in kWh) of the Output Guarantee for the Billing Year and any reductions described in Section 6.5(a) proposed to be applied against and reduce such Output Guarantee during such Billing Year, and (iii) the calculation of the Shortfall Damages, if any, due by Seller to Purchaser for such Billing Year.