The Luhn Formula: 1  Drop the last digit from the number. The last digit is what we want to check against. 2  Reverse the numbers. 3  Multiply the digits in odd positions (1, 3, 5, etc.) by 2 and subtract 9 to all any result higher than 4  9. Add all the numbers together.
Australia Exports of Goods and Services is at 19.79%, compared to 20.90% last year. This is higher than the long term average of 16.23%. Categories: Components of GDP, International Transactions. Region: Australia. Report: World Development Indicators.
comprised less than 5% of gross domestic product (GDP) over the 2007 to 2011 period, agricultural products as a share of total exports hovered around 10%.13 (Figure 1) According to a U.S. Department of Agriculture (USDA) model, each $1 billion of agricultural exports supported 6,800 American jobs in 2011.14