car name,mpg_z,mpg_type
Mazda RX4,-1.9,Below
Mazda RX4 Wag,-1.88,Below
Datsun 710,-1.75,Below
Hornet 4 Drive,-1.62,Below
Hornet Sportabout,-1.5,Below
Valiant,-1.38,Below
Duster 360,-1.25,Below
Merc 240D,-1.12,Below
Merc 230,-1,Below
Merc 280,-0.88,Below
Merc 280C,-0.75,Below
Merc 450SE,-0.62,Below
Merc 450SL,-0.5,Below
Merc 450SLC,-0.38,Below
Cadillac Fleetwood,-0.25,Below
Lincoln Continental,-0.12,Below
Chrysler Imperial,0,Above
Fiat 128,0.12,Above
Honda Civic,0.25,Above
Toyota Corolla,0.38,Above
Toyota Corona,0.5,Above
Dodge Challenger,0.62,Above
AMC Javelin,0.75,Above
Camaro Z28,0.88,Above
Pontiac Firebird,1,Above
Fiat X1-9,1.12,Above
Porsche 914-2,1.25,Above
Lotus Europa,1.38,Above
Ford Pantera L,1.5,Above
Ferrari Dino,1.62,Above
Maserati Bora,1.75,Above
Volvo 142E,1.9,Above