From its debut in 1999 to June 2007 over 100,000 Hayabusas were sold worldwide. In the United States during the year 2005 over 10,000 units were sold. For 2006 in the US sales of the Hayabusa were twice that of the Kawasaki ZX-14, which was being released that year. And again for the year over 10,000 units were sold in the US.
Overall, sales in the US have increased year after year since its release in 1999 until 2006 and went from just a few thousand units in 1999 to over 10,000 in 2006. Worldwide yearly sales statistics are not known.