2 Inch Foam Comparison	
	
Distance  44Hz	  100Hz   447Hz
0	130	130	130
1	94.3	105.2	106.4
2	89	99	96.8
3	84.8	92.5	88.1
4	81.4	84.8	85.2
5	78.4	79.9	81.7
6	75.2	74.9	76.5
7	71.4	73	73.8
8	68.6	80.6	77.4
9	65.5	82.7	81.3
10	61.3	81.6	76.6
15	61.9	79.9	78.4
20	62.7	78.5	78.9
25	71.4	79.1	75.1
30	74.2	78.1	72.9
35	74.1	76.9	71.4
40	71.8	72.3	70.6
45	69.1	72.8	70.1
50	69.6	72	69.4
55	70.9	66.5	68.9