5 to 200 for each dollar spent

Improvement by 1% to 3%

Improvement by 10% to 20%

Reduction by 20% to 40%

Improvement by 60% to 200%

Improvement by 20% to 60%

Reduction by 5% to 10%

Increase by 2% to 10%

Reduction by 10% to 20%

Improvement by 10% to 20%