Lists of Holders of Units. (a) The Company shall furnish or cause to be furnished to the Purchase Contract Agent (a) semiannually, not later than __________ and __________ in each year, commencing ________________, a list, in such form as the Purchase Contract Agent may reasonably require, of the names and addresses of the Holders (“List of Holders”) as of a date not more than 15 days prior to the delivery thereof, and (b) at such other times as the Purchase Contract Agent may request in writing, within 30 days after the receipt by the Company of any such request, a List of Holders as of a date not more than 15 days prior to the time such list is furnished; provided, that the Company shall not be obligated to provide such List of Holders at any time the List of Holders does not differ from the most recent List of Holders given to the Purchase Contract Agent by the Company. The Purchase Contract Agent may destroy any List of Holders previously given to it on receipt of a new List of Holders.