The only people who could possibly answer that question (If anyone can) would be the Bureau of Statistics.
over 13.5 million people own just reptiles
No one keeps track of these kinds of numbers.
I couldn't give you an accurate answer on that. I do know that in China and Japan, aquariums are more popular with teens and pre-teens than an XBOX is.
3 out of 4 homes
about 25%
10 million
1,000,000
Enough to shake a stick at
500
According to Music Trades, the guitars sold in a certain year was 1,153,915, so the amount of guitars sold annually is around one million.
115
about 146,000,000 were sold in the US
10,000 a year
1,896
it depends
lots B)
Approximently 6000:(