OSLO, May 30 (Reuters) - * Norwegian shares traded up on Wednesday * Oslo's benchmark index rose 0.43 pct, or 3.74 points, to 871.32 points and was up by 6.52 pct year-to-date * The broader Oslo All Share Index was up 0.52 percent * Brent crude futures, a trigger for the oil heavy Oslo Bourse, rose $0.28 to $75.67 a barrel * Among the biggest firms on the Oslo Bourse, Equinor rose 1.5 pct, Telenor rose 0.40 pct and DNB fell 0.23 pct * Turnover at the Oslo Bourse was 2.1 billion Norwegian crowns