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.
Key points â Australia is a small producer of milk but is the worldâs third largest dairy exporter as 50% of production is exported. â The Australiaâs dairy industry is Australiaâs third largest rural industry, ranking behind wheat and beef, and has a gross value of $4 billion.â Australia produces a range of dairy products including milk, milk powder, yoghurt, butter and cheese. The Australiaâs dairy industry is Australiaâs third largest rural industry, ranking behind wheat and beef, and has a gross value of $4 billion. â Australia produces a range of dairy products including milk, milk powder, yoghurt, butter and cheese.