<Tr> <Td> Montana </Td> <Td> Republican </Td> <Td> Democratic </Td> <Td> Republican 32 - 18 </Td> <Td> Republican 59 - 41 </Td> <Td> Democratic </Td> <Td> Republican </Td> <Td> Republican 1 - 0 </Td> <Td> Republican 51 - 33 </Td> </Tr> <Tr> <Td> Nebraska </Td> <Td> Republican </Td> <Td> Republican </Td> <Td_colspan="2"> Unicameral nonpartisan legislature </Td> <Td> Republican </Td> <Td> Republican </Td> <Td> Republican 3 - 0 </Td> <Td> Republican 48.3 - 30.9 </Td> </Tr> <Tr> <Td> Nevada </Td> <Td> Democratic </Td> <Td> Republican </Td> <Td> Democratic 11 - 8 </Td> <Td> Democratic 27 - 14 </Td> <Td> Republican </Td> <Td> Democratic </Td> <Td> Democratic 3 - 1 </Td> <Td> Democratic 39.7 - 34.6 </Td> </Tr> <Tr> <Td> New Hampshire </Td> <Td> Democratic </Td> <Td> Republican </Td> <Td> Republican 14 - 10 </Td> <Td> Republican 217 - 174 - 3 </Td> <Td> Democratic </Td> <Td> Democratic </Td> <Td> Democratic 2 - 0 </Td> <Td> Republican 30.1 - 27.2 </Td> </Tr>

How many registered republicans and democrats in the us