Opened lower because of US market's fall

Tokyo market started at lower level after US market's fall.Nikkei kept going down through a day and broke the 17,000 line.Finally, Nikkei 225 Futures ended at 16,810yen with 300yen down from opening value.

Stock Indices
Nikkei225Average O. 17169.2 H. 17169.2 L.. 16845.54 C. 16870.98 CHG. -377.91
TOPIX O. 1698.33 H. 1698.33 L.. 1666.18 C. 1668.85 CHG. -37.33 VOL. 232591
JASDAQ O. 76.96 H. 76.96 L.. 75.94 C. 76.01 CHG. -1.11 VOL. 43379

Stock Index Futures
Nikkei225Futures O. 17110 H. 17150 L.. 16810 C. 16810 CHG. -470 VOL. 170651
TOPIX Futures O. 1692.5 H. 1692.5 L.. 1662 C. 1662 CHG. -44.5 VOL. 58677