U.S. Serials Price Index—2002
from American Libraries
| Year | Number of Titles | Average Price | Price Change | Index |
|---|---|---|---|---|
| 1984 | 122 | 196.55 | — | 100.0 |
| 1985–87 | N/A | N/A | N/A | N/A |
| 1988 | 116 | 225.95 | N/A | 115.0 |
| 1989 | 116 | 255.27 | 13.0% | 129.9 |
| 1990 | 116 | 274.39 | 7.5% | 139.6 |
| 1991 | 116 | 292.23 | 6.5% | 148.7 |
| 1992 | 116 | 317.15 | 8.5% | 161.4 |
| 1993 | 116 | 336.71 | 6.2% | 171.3 |
| 1994 | 116 | 362.25 | 7.6% | 184.3 |
| 1995 | 116 | 381.80 | 5.4% | 194.3 |
| 1996 | 116 | 410.75 | 7.6% | 209.0 |
| 1997 | 115 | 429.12 | 4.5% | 218.3 |
| 1998 | 115 | 455.78 | 6.2% | 231.9 |
| 1999 | 115 | 492.59 | 8.1% | 250.6 |
| 2000 | 117 | 503.98 | 2.3% | 256.4 |
| 2001 | 118 | 538.68 | 6.9% | 274.1 |
| 2002 | 118 | 569.02 | 5.6% | 289.5 |