<Tr> <Td> Somerset Township </Td> <Th> 112.30--112.40 </Th> <Td> 180.73--180.89 </Td> <Td_colspan="5"> North Somerset service plaza (westbound) South Somerset service plaza (eastbound) </Td> </Tr> <Tr> <Td> Stonycreek--Allegheny township line </Td> <Th> 122.7--123.9 </Th> <Td> 197.5--199.4 </Td> <Td_colspan="5"> Allegheny Mountain Tunnel </Td> </Tr> <Tr> <Td> Bedford </Td> <Td> Bedford Township </Td> <Th> 145.50 </Th> <Td> 234.16 </Td> <Td> 11 </Td> <Td> 146 </Td> <Td> Bedford </Td> <Td_colspan="1"> I - 99 / US 220--Bedford, Altoona, Johnstown </Td> <Td> </Td> </Tr> <Tr> <Th> 147.30 </Th> <Td> 237.06 </Td> <Td_colspan="5"> North Midway service plaza (westbound) South Midway service plaza (eastbound) </Td> </Tr>

What is the cost of the pennsylvania turnpike