| Trends in PCP Use Among Those 12 and Older | |
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| Sources: | National Survey on Drug Use and Health National Household Survey on Drug Abuse |
| Multiple Years | |
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| Trends in PCP Use Among Those 12 and Older | |||||||
|---|---|---|---|---|---|---|---|
| Ever Used | Past Year | Past Month | |||||
| Year | Pop. 12 or Older | Number | Percent | Number | Percent | Number | Percent |
| 1979 | 180,343,000 | -- | -- | -- | -- | -- | -- |
| 1982 | 186,440,000 | -- | -- | -- | -- | -- | -- |
| 1985 | 192,605,000 | 3,811,000 | 2.0 | 455,000 | 0.2 | -- | -- |
| 1988 | 198,347,000 | 4,143,000 | 2.1 | 167,000 | 0.1 | -- | -- |
| 1991 | 202,859,000 | 4,936,000 | 2.4 | 172,000 | 0.1 | -- | -- |
| 1992 | 205,713,000 | 5,550,000 | 2.7 | 207,000 | 0.1 | 16,000 | 0.0078 |
| 1993 | 207,199,000 | 5,983,000 | 2.7 | 199,000 | 0.1 | 29,000 | 0.0140 |
| 1994 | 209,411,000 | 5,911,000 | 2.8 | 206,000 | 0.1 | 34,000 | 0.0162 |
| 1995 | 211,532,000 | 6,718,000 | 3.2 | 322,000 | 0.2 | 40,000 | 0.0189 |
| 1996 | 214,047,000 | 6,755,000 | 3.2 | 382,000 | 0.2 | 120,000 | 0.0561 |
| 1997 | 216,206,000 | 6,480,000 | 3.0 | 369,000 | 0.2 | 190,000 | 0.0879 |
| 1998 | 218,445,000 | 7,640,000 | 3.5 | 346,000 | 0.2 | 91,000 | 0.0417 |
| 1999 | 221,123,000 | 5,693,000 | 2.6 | 245,000 | 0.1 | 55,000 | 0.0249 |
| 2000 | 223,280,000 | 5,804,000 | 2.6 | 264,000 | 0.1 | 54,000 | 0.0242 |
| 2001 | 225,636,000 | 6,025,000 | 2.7 | 250,000 | 0.1 | 54,000 | 0.0239 |
| 2002 | 235,143,000 | 7,418,000 | 3.2 | 235,000 | 0.1 | 58,000 | 0.0247 |
| 2003 | 237,682,000 | 7,107,000 | 3.0 | 219,000 | 0.1 | 56,000 | 0.0236 |
| 2004 | 240,515,000 | 6,762,000 | 2.8 | 210,000 | 0.1 | 49,000 | 0.0204 |
| 2005 | 243,220,000 | 6,603,000 | 2.7 | 164,000 | 0.1 | 48,000 | 0.0197 |
| 2006 | 246,022,000 | 6,618,000 | 2.7 | 187,000 | 0.1 | 30,000 | 0.0122 |