<Tr> <Td> 455 </Td> <Td> Mexico </Td> <Td> Toluca </Td> <Td> 33 </Td> <Td> 2011 </Td> <Td> 80 </Td> <Td> 2011 </Td> </Tr> <Tr> <Td> 456 </Td> <Td> Ecuador </Td> <Td> Santo Domingo </Td> <Td> 33 </Td> <Td> 2012 </Td> <Td> 69 </Td> <Td> 2012 </Td> </Tr> <Tr> <Td> 457 </Td> <Td> India </Td> <Td> Patiala </Td> <Td> 33 </Td> <Td> 2012 </Td> <Td> 63 </Td> <Td> 2012 </Td> </Tr> <Tr> <Td> 458 </Td> <Td> India </Td> <Td> Nellore </Td> <Td> 33 </Td> <Td> 2012 </Td> <Td> 62 </Td> <Td> 2012 </Td> </Tr>

Top 10 most dirty cities in the world