x	y
4.234	20.325
5.681	65.889
7.138	145.320
9.413	289.691
11.313	323.075
13.374	387.941
15.878	445.096
19.816	441.211
25.542	234.830
32.244	255.439
42.059	89.746
52.890	128.038
68.205	127.020
