RIYADH: Islamic banks in Oman reported total assets of about 7.5 billion Omani riyals ($19.5 billion) by the end of April, a 13.2 percent increase from the previous year.  According to official data, this represents 17.7 percent of the country’s total banking sector capital, highlighting the growing influence of Islamic finance in the nation.  The total financing extended by these Shariah-compliant units increased by 12 percent annually, amounting to 6.3 billion riyals by the end of April, according to the Central Bank of Oman.