<Tr> <Td> Personal Care and Service Occupations </Td> <Td> 3,249,760 </Td> <Td> $9.17 </Td> <Td> $11.02 </Td> <Td> $22,920 </Td> </Tr> <Tr> <Td> Building and Grounds Cleaning and Maintenance Occupations </Td> <Td> 4,396,250 </Td> <Td> $9.75 </Td> <Td> $10.86 </Td> <Td> $22,580 </Td> </Tr> <P> Two years later, in May 2008, when the federal minimum wage was $5.85 per hour and was about to increase to $6.55 per hour in July 2008, these same sectors were still the lowest - paying, but their situation (according to Bureau of Labor Statistics data) was: </P> <Table> <Tr> <Th> Sector </Th> <Th> Workers Employed </Th> <Th> Median Wage </Th> <Th> Mean Wage </Th> <Th> Mean Annual </Th> </Tr> <Tr> <Td> Food Preparation and Serving Related Occupations </Td> <Td> 11,438,550 </Td> <Td> $8.59 </Td> <Td> $9.72 </Td> <Td> $20,220 </Td> </Tr> <Tr> <Td> Farming, Fishing, and Forestry Occupations </Td> <Td> 438,490 </Td> <Td> $9.34 </Td> <Td> $11.32 </Td> <Td> $23,560 </Td> </Tr> <Tr> <Td> Personal Care and Service Occupations </Td> <Td> 3,437,520 </Td> <Td> $9.82 </Td> <Td> $11.59 </Td> <Td> $24,120 </Td> </Tr> <Tr> <Td> Building and Grounds Cleaning and Maintenance Occupations </Td> <Td> 4,429,870 </Td> <Td> $10.52 </Td> <Td> $11.72 </Td> <Td> $24,370 </Td> </Tr> </Table>

When does the 15 dollar minimum wage start