Annual production rose more than three times in 15 years from 1960.
Production rose to more than 468,000, from 408,677 in 1986.
Production rose during this period by a rate very close to the rise in population.
According to Government estimates, production rose more than 4 percent last year, about the same rate of growth as in the economy at large.
Between 1980 and 1984, China's agricultural production rose by 50%.
Industrial production rose around 3.3 percent in the first five months of 1988, compared with the period a year ago.
A host country's production may rise, but the population's standard of living does not.
Hence, more workers will be needed, even if production does not rise.
Production had been rising gently for most of the year.
Production there rose to 435,000 gallons, 40 percent more than in 1993, the service said.