capacity	group
4.700000000e+000	brass
4.600000000e+000	brass
4.300000000e+000	brass
4.500000000e+000	brass
5.500000000e+000	brass
4.900000000e+000	brass
5.300000000e+000	brass
4.200000000e+000	control
4.700000000e+000	control
5.100000000e+000	control
4.700000000e+000	control
5.000000000e+000	control