Page-130, statistics for bike sales in America in the 1960s with domestic production and imports being listed separately; 2,592,910/domestic plus 1,186,596/imported totaled 3,779,506 for 1960 vs. 5,966,184/domestic plus 1,534,138/imports totaled 7,500,322 units for 1968. Notice the sharp increase in the domestically produced bicycles. The high riser (aka Sting-ray or polo-seat) type bike accounted for a large quantity of domestically produced bicycles.