Lynn Westmoreland has an explanation (Note: most of the purchases were made last year). http://westmoreland.house.gov/index.php?option=com_content&view=article

Lynn Westmoreland has an explanation (Note: most of the purchases were made last year). http://westmoreland.house.gov/index.php?option=com_content&view=article&id=642&Itemid=372 http://westmoreland.house.gov/index.php?option=com_content&#... Short answer: It's cheaper to buy a lot up front.