<Tr> <Th> Number of employees </Th> <Td> 41,000 (Dec 2016) </Td> </Tr> <Tr> <Th> Parent </Th> <Td> Burlington Northern Santa Fe Corporation </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.bnsf.com </Td> </Tr> <Table> <Tr> <Td> </Td> <Td> This section needs expansion . You can help by adding to it . (December 2009) </Td> </Tr> </Table>

When did burlington northern and santa fe merger