<Tr> <Td> Alberta </Td> <Td> 000000001987 - 07 - 01 - 0000 July 1, 1987 </Td> <Td> Anyone in driver's seat or passenger seat </Td> <Td> $115 </Td> <Td> 0 </Td> <Td> 92.0% </Td> </Tr> <Tr> <Td> British Columbia </Td> <Td> 000000001977 - 10 - 01 - 0000 October 1, 1977 </Td> <Td> Age 16 + in all seats </Td> <Td> $167 </Td> <Td> 0 </Td> <Td> 96.9% </Td> </Tr> <Tr> <Td> Manitoba </Td> <Td> 000000001984 - 04 - 01 - 0000 April 1, 1984 </Td> <Td> Age 16 + in all seats </Td> <Td> $299.65 </Td> <Td> </Td> <Td> 93.8% </Td> </Tr> <Tr> <Td> New Brunswick </Td> <Td> 000000001983 - 11 - 01 - 0000 November 1, 1983 </Td> <Td> Age 16 + in all seats </Td> <Td> $172.50 </Td> <Td> </Td> <Td> 94.8% </Td> </Tr>

When did seat belts become mandatory in alberta