ALL 5% 10% 30% 30% (constant 36,900 > 29,500) 20% (constant 24900>22400) 20% (constant 39,800 > 33,800) 15% (constant 44,200 > 39,700) 15% (constant 44,300 > 39,800) 15% (constant 43,900 > 39,500) 15% (constant 39,600>34,800)