From 1977 to 1985 the United States gross national product grew 21 percent.

从1977年至1985年，美国的国民生产总值增长了21%。

《柯林斯英汉双解大词典》

The percentage of Gross National Product spent on education is reasonably similar in the two countries, so how is this higher and more consistent attainment in maths achieved?

两国的教育经费占国民生产总值的比例相当接近，那么，这种更高、更稳定的数学成绩是如何实现的呢？

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The decline started in the 1950s, when manufacturing generated a sturdy 28% of the national income, or gross domestic product, and employed one-third of the workforce.

衰退始于20世纪50年代，当时制造业创造了28%的国民收入（国内生产总值），并且雇佣了三分之一的劳动力。

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In addition, Hondurans living in the United States send home around $2.5 billion in remittances, which represent around one fifth of the Central American nation's total Gross National Product.

VOA: standard.2009.07.03

By linking the goal to its gross national product rather than setting an absolute emissions target, China - the world's largest emitter of greenhouse gases may actually see its total emissions increase over the next decade, even if it meets the voluntary target.

VOA: standard.2009.11.26

President Nicolas Sarkozy has called upon Nobel prize-winning economists Joseph Stiglitz and Amartya Sen in his quest to find an alternative to the widely-used metrics of gross domestic product and gross national product.

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Comparing pledges to Unep with a country's gross national product, though, gives a very different picture.

BBC: UN environment champ in cash crisis

In 1940, health care remained a boutique industry, accounting for roughly 4% of gross national product.

CNN: Three seeds for America's future economic boom