
Skolelevers drogvanor  1975, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1976, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1977, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1978, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1979, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1980, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1981, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1982, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1983 A, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1983 B, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1984, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1985, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1986, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1987, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1988, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1989, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1990, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1991, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1992, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of... 
Skolelevers drogvanor  1993, årskurs 9
Since 1971, a national drug habit survey has been conducted among Swedish ninth graders. From 2004, annual survey are also being conducted among students in the second year of...