The chart shows the volume-weighted average price of transactions for the day-ahead delivery of electricity and the volume of contracted electricity. It does not include taxes or transmission costs. Trading takes place 7 days a week on the Day-Ahead Market (DAM) of the Polish Power Exchange (spot market type). *TGeBase index includes all types of contracts concerning the given day – hourly, block, weekend (delivery over 24 hours, over weekend, in separate hours or periods of day).