Australia's ASX200 at 2008 high on rosy outlook in China, US THE Australian sharemarket has closed at a fresh four and a half year high, taking its lead from Wall Street's record-breaking finish. At the close today, the benchmark S&P/ASX200 index was up 41.4 points, or 0.82 per cent, at 5,116.8 while the broader All Ordinaries index was 42.8 points, or 0.84 per cent, higher at 5130.9.