Table 3: Relationship between profitability of timber sales of varying sizes by source of timber supply (private family forests).

Timber salesa  1–20 acresTimber salesa  21–80 acresTimber salesa  81+ acres
nprofitability ratioanprofitability ratioanprofitability ratioa

Firms with 0–24% of timber supply from private family forests330.59730.79710.81
Firms with 25–49% of timber supply from private family forests230.85450.79350.83
Firms with 50–74% of timber supply from private family forests390.75720.81410.76
Firms with 75–100% of timber supply from private family forests1430.852060.891000.90
df = 3 df = 3 df = 3

aRatio consisting of the number of total sales in the acreage category divided by the number of profitable sales in the acreage category (range is from 0 to 1).