|  | 13 yr % | 15 yr % | 17 yr % | Total % and (N) | ||||
---|---|---|---|---|---|---|---|---|---|
 |  | Boys | Girls | Boys | Girls | Boys | Girls | Boys | Girls |
Have never tried | 1987 | 74 | 92 | 47 | 79 | 34 | 65 | 50 (780) | 77 (1118) |
 | 1994 | 77 | 93 | 49 | 78 | 39 | 66 | 56 (989) | 80 (1519) |
 | 2003 | 82 | 92 | 59 | 80 | 48 | 60 | 64 (882) | 77 (1213) |
Have tried | 1987 | 21 | 8 | 35 | 19 | 38 | 32 | 32 (504) | 21 (305) |
 | 1994 | 20 | 7 | 36 | 22 | 34 | 32 | 30 (534) | 19 (383) |
 | 2003 | 15 | 8 | 29 | 19 | 30 | 35 | 25 (335) | 20 (319) |
Have used snus but stopped | 1987 | 2 | 0 | 5 | 2 | 5 | 1 | 4 (60) | 1 (11) |
 | 1994 | 1 | 0 | 3 | 0 | 6 | 1 | 3 (55) | 0 (6) |
 | 2003 | 1 | 0 | 2 | 1 | 3 | 1 | 2 (31) | 1 (13) |
Use less then one box/week | 1987 | 2 | 0 | 3 | 0 | 5 | 1 | 4 (58) | 0 (5) |
 | 1994 | 1 | 0 | 5 | 0 | 3 | 1 | 3 (51)* | 1 (19) |
 | 2003 | 1 | 0 | 2 | 0 | 2 | 1 | 1 (19) | 1 (10) |
Use one box or more/week | 1987 | 1 | 0 | 10 | 0 | 18 | 1 | 10 (164) | 1 (9) |
 | 1994 | 1 | 0 | 7 | 0 | 18 | 0 | 8 (151)* | 0 (5) |
 | 2003 | 1 | 0 | 8 | 0 | 17 | 3 | 8 (117) | 1 (16) |