Interesting Fact - Questions

According to the internet search engine, Ask Jeeves, the top ten unanswerable questions, based on around 1.1 billion queries, are as follows:-

1. What is the meaning of life?
2. Is there a God?
3. Do blondes have more fun?
4. What is the best diet?
5.  Is there anybody out there?
6.  Who is the most famous person in the world?
7. What is love?
8. What is the secret of happiness?
9. Did Tony Soprano die? 
10. How long will I live?

(If like me you had no idea why number 9 appeared in the list, seemingly it relates to the final episode of a popular US drama, The Sopranos. and lots of people have asked about what happened to the character "Tony Soprano".  Sorry, I haven't a clue.)