The top and bottom reasons for having sex from a list of 237 that college-aged men and women gave University of Texas researchers:

TOP 10 REASONS TO HAVE SEX FOR MEN

1. I was attracted to the person.

2. It feels good.

3. I wanted to experience physical pleasure.

4. It's fun.

5. I wanted to show my affection to the person.

6. I was sexually aroused and wanted the release.

7. I was "horny."

8. I wanted to express my love for the person.

9. I wanted to achieve an orgasm.

10. I wanted to please my partner.

TOP 10 REASONS TO HAVE SEX FOR WOMEN

1. I was attracted to the person.

2. I wanted to experience physical pleasure.

3. It feels good.

4. I wanted to show my affection to the person.

5. I wanted to express my love for the person.

6. I was sexually aroused and wanted the release.

7. I was "horny."

8. It's fun.

9. I realized I was in love.

10. I was "in the heat of the moment."

BOTTOM 10 REASONS TO HAVE SEX FOR MEN

1. The person offered to give me drugs for doing it.

2. I wanted to give someone else a sexually transmitted disease.

3. I wanted to punish myself.

4. I wanted to break up my relationship.

5. I wanted to get a job.

6. It was an initiation rite

7. Someone offered me money

8. I was afraid to say "no" due to possibility of physical harm

9. To make money

10. To feel closer to God

BOTTOM 10 REASONS TO HAVE SEX FOR WOMEN

1. I wanted to give someone else a sexually transmitted disease.

2. Someone offered me money to do it.

3. I wanted to get a raise.

4. It was an initiation rite to a club or organization.

5. I wanted to get a job.

6. To get a promotion

7. The person offered me drugs for it

8. To punish myself

9. To hurt/humiliate the person

10. To feel closer to God