| Sector | # Companies | 6-Dec-2005 Market Cap | 7-Dec-2004 Market Cap | Change | Average % Change |
| Newspapers | 14 | $59.407B | $76.190B | -$16.782B | -20.98% |
| Periodicals | 10 | $37.359B | $38.185B | -$.826B | -2.60% |
| Marketing | 11 | $18.729B | $18.508B | $.220B | -5.40% |
| Radio | 17 | $44.160B | $51.274B | -$7.114B | -16.94% |
| TV | 16 | $30.631B | $28.127B | $2.503B | -4.54% |
| Sum: | $190.286B | $212.284B | -$21.999B | ||
| 1 | $119.561B | $50.591B | $68.969B | 136.33% | |