JDPOWER MITCHELL VEHICLE VALUATION REPORT
From their website:
Total Loss Vehicle Valuation Software
Total loss valuation system that generates fair, market-driven values for loss vehiclesTotal Loss claims are among the most challenging claims to settle. Our Total Loss methodology is based on real-world values, providing the transparent market value drawn from sold and available vehicle information. Mitchell WorkCenter™ Total Loss includes vehicle options and other value adjustments to determine reliable vehicle valuations.
MITCHELL VEHICLE VALUATION REPORT (pdf)