<P> Beginning in 1975, the IAAF accepted separate automatically electronically timed records for events up to 400 metres . Starting on January 1, 1977, the IAAF required fully automatic timing to the hundredth of a second for these events . </P> <P> Tommie Smith's 1968 Olympic gold medal victory was the fastest recorded fully electronic 200 metre sprint up to that time . </P> <Table> <Tr> <Th> Time </Th> <Th> Wind </Th> <Th> Auto </Th> <Th> Athlete </Th> <Th> Nationality </Th> <Th> Location of race </Th> <Th> Date </Th> </Tr> <Tr> <Td> 19.83 A </Td> <Td> 0.9 </Td> <Td> </Td> <Td> Tommie Smith </Td> <Td> United States </Td> <Td> Mexico City, Mexico </Td> <Td> October 16, 1968 </Td> </Tr> <Tr> <Td> 19.72 A </Td> <Td> 1.8 </Td> <Td> </Td> <Td> Pietro Mennea </Td> <Td> Italy </Td> <Td> Mexico City, Mexico </Td> <Td> September 12, 1979 </Td> </Tr> <Tr> <Td> 19.66 </Td> <Td> 1.7 </Td> <Td> </Td> <Td> Michael Johnson </Td> <Td> United States </Td> <Td> Atlanta, United States </Td> <Td> June 23, 1996 </Td> </Tr> <Tr> <Td> 19.32 </Td> <Td> 0.4 </Td> <Td> 19.313 </Td> <Td> Michael Johnson </Td> <Td> United States </Td> <Td> Atlanta, United States </Td> <Td> August 1, 1996 </Td> </Tr> <Tr> <Td> 19.30 </Td> <Td> − 0.9 </Td> <Td> 19.296 </Td> <Td> Usain Bolt </Td> <Td> Jamaica </Td> <Td> Beijing, China </Td> <Td> August 20, 2008 </Td> </Tr> <Tr> <Td> 19.19 </Td> <Td> − 0.3 </Td> <Td> 19.190 </Td> <Td> Usain Bolt </Td> <Td> Jamaica </Td> <Td> Berlin, Germany </Td> <Td> August 20, 2009 </Td> </Tr> </Table> <Tr> <Th> Time </Th> <Th> Wind </Th> <Th> Auto </Th> <Th> Athlete </Th> <Th> Nationality </Th> <Th> Location of race </Th> <Th> Date </Th> </Tr>

Who held the 200m world record before usain bolt