[THE INVESTOR] On Oct. 7, Pulmuone (017810) declined 2.42% to 121,000 (US$ 108.47). It had declined 2.4% through the past month. Standard deviation, the volatility index for stock price, was 1.7% over the same period of time over one month. - Compared with industrial mean, the Return comparison Volatility was negative- Most of related stocks also decline. Services industry -1.3%- Institutions and Individuals buy, Foreigners sell- Turnover Rate low in spite of proper Price Range- Institution 30.4