Later, and particularly after Rainier's daughter Princess Caroline married Stefano Casiraghi in 1982, there was a wave of Italian investment, accompanied by rumours (always denied by Rainier) of a Mafia presence and much money-laundering. On the credit side, some 50 acres (part of which had been 120 ft under water) were reclaimed from the sea in the mid-1980s, and used for 2,000 flats, various small businesses and a sports ground. Up to the mid-1990s Rainier could point to a flourishing economy. Whereas, at the beginning of the 20th century, the casino had accounted for 95 per cent of Monaco's revenue, by the 1980s it was producing only three per cent, as proceeds from VAT swelled the principality's coffers.