61% Percentage of people polled by Gallup in six Muslim countries who say Arabs were not responsible for the Sept. 11 attacks on the U.S.
18% Percentage of those who say Arabs were responsible; the rest say they don't know
430,000 Estimated number of people in Brazil found to have dengue fever, caused by mosquitoes
1 in 10 Number of people in the Brazilian work force who have contracted the disease during the current outbreak
9 to 1 Ratio worldwide of workers between ages 15 and 64 to retirees over 65 in 2000
4 to 1 Projected ratio in 2050...