I scored 5 but if you change the questions to make them about reading or buying books: -
1 Did you ever lose time from work/school due to reading or buying books?
YES
2 Has reading or buying books ever made your home life unhappy?
NO
3 Did reading or buying books affect your reputation?
YES
4. Have you ever felt remorse after reading or buying books?
NO
5. Can't think of a good equivalent.
N/A
6. Did reading or buying books cause a decrease in your ambition/efficiency?
NO
7. After reading a bad book did you feel you must return asap to read a better one?
YES
8. After reading a good book do you have a strong urge to return and read another one?
YES
9 Did you buy books until your last dollar was gone?
YES
10 Did you ever borrow to finance your book buying?
YES
11 Have you ever sold anytihng to finance your book buying?
YES
12 Were you reluctant to use book buying money for everyday purchases?
NO
13 Did buying or reading books make you care of your/your family's welfare?
NO
14 Did you read books often longer than you had planned?
YES
15 Have you ever read a book or gone book shopping to escape worry or trouble?
YES
16 Have you ever committed an illegal act to finance book buying?
NO
17 Has reading a book caused you difficulty sleeping?
YES
18 Do arguments and disappointments create within you the urge to read a book?
YES
19 Did you ever celebrate good fortune by buying or reading a book?
YES
20 Has reading or buying a book ever led you to contemplate suicide?
NO
That's 12 - so I'm fine with gambling but I'm addicted to books