Average hourly earnings of production and nonsupervisory workers by industry, 1989 and 1999 1989 1999 Mining $13.26 $17.09 Construction $13.54 $17.18 Manufacturing $10.48 $13.91 Transportation and public utilities $12.57 $15.69 Wholesale trade $10.39 $14.58 Retail trade $6.53 $9.08 Finance, insurance, and real estate $9.53 $14.62 Services $9.38 $13.36