Over sixty miles of trails in the Oil Heritage Region of Venango County and 75% of surveyed trail users cited the trails as their main reason for coming to the area. Non-local trail users spent an average of $32.93 per day and local users spent a daily average of $3.71 per person. The estimated 82,930 people who used the trails between July and October 2006 created an economic benefit of $2.22 million within the Oil Heritage Region and the estimated 160,792 people who used the trail during all of 2006 created an estimated overall economic impact of $4.31 million.
http://www.avta-trails.org/AVTA-Study-2006.html#I