| | — | | | | 1997 | | | | | | 60% | | 10 | | | | | 2005 2006 | 2011 | | | | 2010 | | | 2011 7 42 | 4 | | | | | | | | 300 | 37 | 280 | 300 10 | 1500 | 45000 5—7 | | | | | | | | | | | | | 5000 — 10000 | | | — | | | | | | | | | | | |