SEOUL, July 28 (Xinhua) -- South Korean President Yoon Suk-yeol's approval rating rose 2 percentage points from a week earlier to 35 percent this week, a weekly poll showed Friday.

The negative assessment of Yoon's conduct of state affairs slipped 3 percentage points to 55 percent, according to local pollster Gallup Korea.

Support for the ruling conservative People Power Party came to 35 percent this week, up 2 percentage points from the previous week.

The main liberal opposition Democratic Party's popularity rating fell 1 percentage point to 29 percent.

The minor progressive Justice Party won 4 percent of the support score this week, up 1 percentage point from the prior week.

The results were based on a survey of 1,002 voters conducted from Tuesday to Thursday. It had plus and minus 3.1 percentage points in margin of error with a 95-percent confidence level.