Carmakers say sales of hybrids such as the Toyota Prius are a good indicator for sales of electric vehicles in the future. The number of registered hybrid vehicles in south-of-Boston communities, in order of the percentage of total registered vehicles, in 2009:

CommunityHybrid vehicles Hybrids as % of total vehicles /ppSharon2371.66/ppDuxbury1951.42/ppCohasset951.42/ppMilton2491.32/ppHingham2431.30/ppScituate1651.05/ppMarion521.03/ppWestwood1190.98/ppNorwell980.98/ppHull790.94/ppMattapoisett540.87/ppDedham1570.82/ppEaston1470.75/ppMansfield1220.65/ppWalpole1340.65/ppCanton1250.65/ppPlymouth3050.64/ppRochester360.61/ppKingston660.59/ppFoxborough870.58/ppNorwood1290.57/ppQuincy3310.57/ppMarshfield1260.56/ppHanover700.55/ppNorton860.53/ppCarver570.53/ppBraintree1560.53/ppMiddleborough1120.52/ppWeymouth2140.50/ppWareham990.49/ppStoughton1040.46/ppRandolph980.44/ppRaynham560.44/ppBridgewater830.42/ppHanson390.41/ppPembroke640.40/ppLakeville420.40/ppWest Bridgewater300.38/ppEast Bridgewater450.37/ppHalifax270.36/ppHolbrook290.34/ppPlympton100.33/ppFreetown350.32/ppRockland440.30/ppWhitman300.29/ppAbington390.29/ppBrockton1300.24/ppAvon110.21 /pSOURCES: Stephen Russell, Mass. Alternative Transportation Program coordinator; Registry of Motor Vehicles