Estimates vary of the size and growth rates of assets held internationally under Islamic finance, but suggest that Islamic finance is a rapidly growing industry. While it represents a small proportion of the global finance market (estimated at 1%- 5% of global share), the Islamic finance industry has experienced double-digit rates of growth annually in recent years (estimated at 10%- 20% annual growth).
Industry experts estimate that assets held under Islamic finance management doubled between 2007 and 2010 to reach around $1 trillion………………………………………..Full Article: Source