<Ul> <Li> New York Stock Exchange </Li> <Li> NASDAQ </Li> </Ul> <Li> New York Stock Exchange </Li> <Tr> <Th> Trading symbol </Th> <Td> ^ DJI </Td> </Tr> <Tr> <Th> Constituents </Th> <Td> 30 </Td> </Tr>

Where does the dow jones number come from