1) Are you male or female?

2) How old are you?

3) Where in the world do you live? If your country is not listed here, please select the 'other' option shown at the end of the list.

4)

If you live in the UK, please indicate which region you live in.  If you live outside the UK, please select 'other'.

5)

Do you live in one of the following UK cities? If so, please select your city.  Otherwise, please select 'other'.

6)

Roughly what time do you go to bed before a working day?  If your bedtime is before or after the times shown in this list, please select 'other'.

7)

Roughly what time do you get up on a working day?  If the time that you get up is before or after the times shown in this list, please select 'other'.

8)

How would you rate the general quality of your sleep at the moment?

9)

How many times a night do you wake up?

10)

How has the quality of your sleep changed over the past six months?

11)

In general, how pleasant are your dreams at the moment?

12)

In general, have your dreams become more or less pleasant over the last six months?

13)

Imagine that you could have a dream about anything you like, what would be your perfect dream?