Put a ring around the score for each one that has happened to you in the last 12 months.

When you've thought about them all add up your scores and write your total at the bottom:

1. Death of parent, boyfriend/girlfriend 100

2. Parental divorce 65

3. Going through puberty 65

4. Pregnancy (or causing pregnancy) 65

5. Break up with boyfriend/girlfriend 60

6. Being on court probation 60

7. Death of other family member (other than parent or boyfriend/girlfriend) 60

8. Having a serious injury or illness 45

9. Beginning a new year at school 45

10. Given more responsibility or independence (eg mobile phone) 45

11. Developing a need for alcohol 45

12. Being expelled/excluded 45

13. Getting back together with boyfriend/girlfriend or family 40

14. Trouble at school 40

15. Serious health problem of a family member 40

16. Having a part-time job 35

17. Working more than 40 hours a week 35

18. Changing course of study 35

19. Confused sexual identity 35

20. Gain of new family member 35

21. Death of a close friend 30

22. Arguing more with family or friends 30

23. Sleeping less than eight hours a day 25

24. Trouble with boyfriend's or girlfriend's family 25

25. Outstanding personal achievement (awards, grades etc) 25

26. Parents start or stop working 20

27. Begin or end school 20

28. Change in living conditions (redecorating, making space for visitors etc) 20

29. Starting or stopping a habit (like dieting, smoking etc) 20

30. Trouble with the headteacher 20

31. Moving house 15

32. Moving schools 10