<Tr> <Td> Malta Stock Exchange </Td> <Td> MSE </Td> <Td> Malta </Td> <Td> Valletta </Td> <Td> CET </Td> <Td> + 1 </Td> <Td> Mar--Oct </Td> <Td> 09: 30 </Td> <Td> 12: 30 </Td> <Td> No </Td> <Td> 08: 30 </Td> <Td> 11: 30 </Td> <Td> No </Td> </Tr> <Tr> <Td> Nigerian Stock Exchange </Td> <Td> NSE </Td> <Td> Nigeria </Td> <Td> Lagos </Td> <Td> WAT </Td> <Td> + 1 </Td> <Td> </Td> <Td> 10: 00 </Td> <Td> 16: 00 </Td> <Td> No </Td> <Td> 09: 00 </Td> <Td> 15: 00 </Td> <Td> No </Td> </Tr> <Tr> <Td> London Stock Exchange </Td> <Td> LSE </Td> <Td> United Kingdom </Td> <Td> London </Td> <Td> GMT </Td> <Td> + 0 </Td> <Td> Mar--Oct </Td> <Td> 08: 00 </Td> <Td> 16: 30 </Td> <Td> No </Td> <Td> 08: 00 </Td> <Td> 16: 30 </Td> <Td> No </Td> </Tr> <Tr> <Td> Euronext Lisbon </Td> <Td> PSI </Td> <Td> Portugal </Td> <Td> Lisbon </Td> <Td> GMT </Td> <Td> </Td> <Td> </Td> <Td> 08: 00 </Td> <Td> 16: 30 </Td> <Td> No </Td> <Td> 08: 00 </Td> <Td> 16: 30 </Td> <Td> No </Td> </Tr>

When does the london stock exchange open and close
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