
| Year | Calculus | AP calculus | Any science | Biology | AP/honors biology |
Chemistry | AP/honors chemistry |
| 1982 | 0.43 | 0.26 | 0.39 | 0.87 | 0.64 | 0.84 | 0.33 |
| 1987 | 0.49 | 0.47 | 0.32 | 1.01 | 0.72 | 1.29 | 0.42 |
| 1990 | 0.46 | 0.44 | 0.14 | 0.97 | 1.02 | 1.23 | 0.47 |
| 1994 | 0.56 | 0.53 | 0.07 | 0.97 | 0.93 | 1.04 | 0.53 |
| 1998 | 0.85 | 0.49 | 0.09 | 0.67 | 1.31 | 1.29 | 0.50 |
| 2000 | 0.73 | 0.58 | 0.11 | 1.00 | 1.46 | 1.47 | 0.85 |
| 2004 | 0.54 | 0.46 | 0.08 | 0.72 | 0.80 | 0.94 | 0.42 |
| SOURCE: U.S. Department of Education, National Center for Education Statistics. High School and Beyond Longitudinal Study of 1980 Sophomores, “First Follow-up” (HS&B-So:80/82); National Education Longitudinal Study of 1988 (NELS:88/92), “Second Follow-up, High School Transcript Survey, 1992”; Education Longitudinal Study of 2002 (ELS:2002/04), “High School Transcript Study”; and National Assessment of Educational Progress (NAEP), 1987, 1990, 1994, 1998, and 2000 High School Transcript Studies (HSTS). |
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