South Korean stocks dropped 1.03 percent on Monday on concerns over weaker-than-expected data from China and continued instability in Ukraine, analysts said. The local currency fell against the U.S. dollar. The benchmark Korea Composite Stock Price Index (KOSPI) fell 20.26 points to 1,954.42. Trading volume was moderate at 207 million shares worth 3.35 trillion won (US$3.14 billion), and losers outnumbered gainers 494 to 311.