<Table> <Tr> <Th_colspan="2"> Capricorn </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Zodiac symbol </Th> <Td> Fish--goat hybrid </Td> </Tr> <Tr> <Th> Duration (tropical, western) </Th> <Td> December 21--January 20 (2018, UT1) </Td> </Tr> <Tr> <Th> Constellation </Th> <Td> Capricornus </Td> </Tr> <Tr> <Th> Zodiac element </Th> <Td> Earth </Td> </Tr> <Tr> <Th> Zodiac quality </Th> <Td> Cardinal </Td> </Tr> <Tr> <Th> Sign ruler </Th> <Td> Saturn </Td> </Tr> <Tr> <Th> Detriment </Th> <Td> Moon </Td> </Tr> <Tr> <Th> Exaltation </Th> <Td> Mars </Td> </Tr> <Tr> <Th> Fall </Th> <Td> Jupiter, Neptune </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Capricorn </Th> </Tr>

What are the birth dates for a capricorn