As demand for vehicles continues to slow down at the end of 2017, the truck segment’s average wholesale value experienced its biggest decline of the year, according to Black Books Dec. 25 Market Insights report.

The biggest contributors to the segment’s large decline last year were luxury vehicles. Subcompact, compact, mid-size, and full-size luxury crossovers / SUVs accounted for most of the highest depreciation rates last week at 1.43%, 1.52%, 1.18%, and 0.84% respectively.

Overall, the truck segment experienced 0.68% depreciation last week, compared to 0.62% the week before.

Meanwhile, car segment depreciation was lower last week compared to the week before. Overall car segment wholesale values depreciated 0.41% last week, compared to 0.68% the week before. Similar to the truck segment, luxury models led in depreciation with near luxury and luxury cars realizing 0.64% and 0.61% depreciation respectively.