1. 20050593 2. 19.2 17.5 9.29 8.8 8.4 2007 ME HP PENTAX * : 1 3 3. 0 2 4 6 8 10 12 14 16 18 20 2007 2008 2009 2010 6 9.2 10.4 11.6 13.5 4. 1 2 3 4 5 15~19 20~24 25~29 30~34 35~ / / / / / / / / / / / / // 0~1000 1500~2500 2500~3500 3500~4500 4500~ 0~1 1~3 1~3 , 5. 25~34 ,, 3000 . , 349 299 . DSLR , . Target . Target 25~34 / // 3000~4000 0~2 . 6. ST550 Canon IXUS 210 Canon IXUS 300 HS SONY Cyber-Shot DSC-WX5 FUJIFILM FinePix F300EXR VLUU WB2000 OLYMPUS DIGITAL 7010 OLYMPUS FE-5020 SONY Cyber-Shot DSC-TX9 Nikon COOLPIX S80