(a)  The Borrower agrees to pay to the Administrative Agent for the account of each Lender, a facility fee which shall accrue at the Applicable Rate on the daily amount of the Commitment of such Lender (whether used or unused) during the Availability Period, including at any time during which one or more of the conditions in Section 4.02 is not met; provided , however , that (i) if such Lender continues to have any outstanding Loans after the Availability Period, then such facility fee shall continue to accrue on the daily amount of the outstanding Loans of such Lender from and including the date on which the aggregate Commitments of all Lenders are terminated to, but excluding, the date on which such Lender ceases to have any outstanding Loans, and (ii) if such Lender is a Defaulting Lender at any time, such facility fee shall be subject to adjustment as set forth in Section 2.18 .  Accrued facility fees shall be payable in arrears on the last Business Day of March, June, September and December of each year and on the date on which the Commitments terminate, commencing on the first such date to occur after the Closing Date; provided that any facility fees accruing after the date on which the aggregate Commitments terminate shall be payable on demand.  The facility fee owing with respect to each Lender shall be calculated quarterly in arrears, and if there is any change in the Applicable Rate during any quarter, the actual daily amount shall be computed and multiplied by the Applicable Rate separately for each period during such quarter that such Applicable Rate was in effect.  All facility fees shall be computed on the basis of a year of 360 days and shall be payable for the actual number of days elapsed (including the first day but excluding the last day).