<Li> 16: 9 1080i (HDTV) (filmed) (Series 11--12) </Li> <Li> 16: 9 1080p (HDTV) (CGI) (Series 12--present) </Li> <Tr> <Th> Audio format </Th> <Td> <Ul> <Li> Stereo (1984--1995) </Li> <Li> Dolby Surround (1998--2002) </Li> <Li> Dolby Digital 5.1 (2003--present) </Li> </Ul> </Td> </Tr> <Ul> <Li> Stereo (1984--1995) </Li> <Li> Dolby Surround (1998--2002) </Li> <Li> Dolby Digital 5.1 (2003--present) </Li> </Ul>

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