15 MINERALS TECHNOLOGIES INC. OPERATIONAL EXELLENCE MTI Productivity MTI Sales per Employee (thousands of dollars) $500.0 $450.0 $400.0 $350.0 $300.0 07 08 09 10 11 12 13 $367 $404 $390 $468 $444 $483 $462 5% Compound Annual  Growth Rate MTI Tons per Hour Worked Index 09 10 11 12 13 109.1 104.8 106.8 113.3 117.9 125 100 75