| Trends in Marijuana Prices at Four Purchase Levels (Constant 2002 dollars -- per bulk gram) |
|||
|---|---|---|---|
| Year | < 10 grams | 10 - 100 grams | >100 grams |
| 1981 | $6.34 | $3.42 | -- |
| 1982 | $6.97 | $4.82 | $1.79 |
| 1983 | $12.36 | $7.58 | $3.36 |
| 1984 | $11.64 | $4.32 | $3.33 |
| 1985 | $12.74 | $5.92 | $2.95 |
| 1986 | $15.01 | $9.43 | $3.42 |
| 1987 | $13.87 | $6.86 | $5.05 |
| 1988 | $14.57 | $7.74 | $3.42 |
| 1989 | $13.80 | $7.92 | $3.79 |
| 1990 | $14.96 | $9.90 | $4.26 |
| 1991 | $17.63 | $10.62 | $4.85 |
| 1992 | $15.15 | $7.20 | $4.30 |
| 1993 | $14.58 | $10.82 | $4.63 |
| 1994 | $13.05 | $10.96 | $3.58 |
| 1995 | $11.72 | $7.31 | $3.37 |
| 1996 | $9.99 | $6.30 | $2.59 |
| 1997 | $9.25 | $4.57 | $2.75 |
| 1998 | $8.67 | $5.93 | $3.07 |
| 1999 | $9.70 | $8.47 | $2.86 |
| 2000 | $8.77 | $5.22 | $2.53 |
| 2001 | $9.58 | $5.20 | $2.47 |
| 2002 | $11.09 | $8.72 | $3.40 |
Source: Office of National Drug Control Policy
The Price and Purity of Illicit Drugs: 1981 Through the Second Quarter of 2003.
November 2004 (Publication Number NCJ 207768), Table 9, p.66