Commitment of Traders data can easily be compared with volume by price data in Liquidity Analyzer®.  An example follows:

The top table shows trader positions grouped by non-commercial, commercial, and non-reporting activity.  Both crop years (old and other) are shown.  This can be further customized through Liquidity Analyzer® to your requirements.  The bottom table shows volume by price for Soybeans on Jan. 11th, 05, for the nearest 3 contracts (cumulative) over the last week (5 days).  Prices are also grouped into 5 equal sized price zones (by using the "Zones" feature).