Table 2. Retail Sales of Prescription Drugs: Results of Three Estimation Models, Selected Calendar Years 1962-94.
| Methods | 1962 | 1967 | 1972 | 1977 | 1982 | 1987 | 1992 | 1993 | 1994 |
|---|---|---|---|---|---|---|---|---|---|
| Amount in Millions | |||||||||
| Manufacturers' Sales Model | 2,517 | 3,645 | 5,576 | 8,979 | 16,174 | 28,554 | 52,948 | 56,742 | 58,313 |
| Consumer Purchases Model | 3,216 | 4,439 | 7,170 | 9,772 | 16,889 | 28,373 | 52,812 | 57,405 | 61,730 |
| Retail Sales Model | 2,367 | 3,205 | 5,556 | 7,836 | 14,610 | 26,885 | 37,670 | 38,887 | 40,322 |
| Average Annual Percent Change From Previous Year | |||||||||
| Manufacturers' Sales Model | — | 7.7 | 8.9 | 10.0 | 12.5 | 12.0 | 13.1 | 7.2 | 2.8 |
| Consumer Purchases Model | — | 6.7 | 10.1 | 6.4 | 11.6 | 10.9 | 13.2 | 8.7 | 7.5 |
| Retail Sales Model | — | 6.3 | 11.6 | 7.1 | 13.3 | 13.0 | 7.0 | 3.2 | 3.7 |
SOURCE: Actuarial Research Corporation and Health Care Financing Administration, Office of the Actuary: Data from the Office of National Health Statistics.