• Proportion of women in one survey, who say they have never had an orgasm during intercourse: 25 per cent

• How much more likely is it to strike up a conversation or a relationship when you walk in the park with a dog rather than alone: 10 times

• Year the first car was reported stolen (a Peugeot in Paris): 1896

• Proportion of Australian households in 2002 with a computer: 60 per cent; in 1999: 45 per cent

• Proportion of surveyed men who say they enjoy sexual images in advertising: 46 per cent; of women: 24 per cent

• Current population of NSW: 6,532,000; projected population in 2051: 8,248,000; current population of Victoria: 4,829,000; projected population in 2051: 5,547,000