The American Trucking Associations Statistics prove this http://www.trucking.org/News_and_Inf...n_Reports.aspx 70 percent Truck Loads Index More than 70 percent of all freight tonnage The American Trucking Associations 70 percent HUGE to the American Economy trucking sector estimates American Trucking Association American Trucking Associations HUGE to the American Economy http://www.trucking.org/News_and_Information_Reports.aspx commercial truck drivers states The American Trucking Associations American Trucking Associations states backbone 70 percent 70 percent American Trucking Association American Trucking Associations American Trucking Associations American Trucking Associations American Trucking Associations According to the ATA http://www.trucking.org/News_and_Information_Reports.aspx Statistics prove this The American Trucking Associations trucking sector The American Trucking Associations Statistics prove this freight trucking sector American Trucking Associations states lifeblood of the U.S. economy American Trucking Associations The American Trucking Associations American Trucking Associations Statistics prove this American Trucking Associations lifeblood of the United States economy American Trucking Associations 70% of all the freight moved in the U.S. American Trucking Associations Statistics prove this American Trucking Associations The American Trucking Associations according to the American Trucking Association