<Tr> <Td> Cambodia </Td> <Td> RHT </Td> <Td> </Td> <Td> </Td> <Td> RHT implemented while part of French Indochina . RHD cars, many of which were smuggled from Thailand, were banned from 2001, even though they accounted for 80% of vehicles in the country . </Td> </Tr> <Tr> <Td> Cameroon </Td> <Td> RHT </Td> <Td> 1961 </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Canada </Td> <Td> RHT </Td> <Td> 1920s </Td> <Td> RHT </Td> <Td> Territories now in Canada have always been RHT, except British Columbia, which changed to RHT in stages from 1920 to 1923, and New Brunswick, Nova Scotia, and Prince Edward Island which changed in 1922, 1923, and 1924 respectively . Newfoundland and Labrador changed to RHT in 1947 while still a dominion of the British Empire, two years before joining Canada . </Td> </Tr> <Tr> <Td> Cape Verde </Td> <Td> RHT </Td> <Td> 1928 </Td> <Td> </Td> <Td> </Td> </Tr>

When did canada start to drive on the right
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