US e-commerce grew 3.3% in Q4 2005, a slower growth rate than the Q3 2005 and Q4 2004, the Commerce Department reported. E-commerce rose to a seasonally adjusted $22.94 bln in Q4 2005. E-commerce sales accounted for 2.4% of total sales, exceeding the previous record of 2.3% set in Q3 2005. Total retail sales for Q4 2005 0.3% QTQ to $960.291 bln. They were up 6.0% YTY.