Only the Governor and Lieutenant Governor shall be provided a motor vehicle on the basis of their office. All other individuals assigned motor vehicles shall record all trips on a log provided by the Division, specifying beginning and ending mileage and job function performed. However, logs shall not be maintained for motor vehicles whose gross weight is over ten thousand pounds. Agency chief executive officers assigned pool vehicles may utilize exceptions on a report denoting only official and commuting mileage in lieu of the aforementioned logs. The Commissioner or his designee, the Deputy Commissioner, shall maintain and review all logs and reports and utilize the same to determine each agency's motor vehicle needs.