2005 | 2008 | 2009 | 2010 | 2011 | 2012 | |
---|---|---|---|---|---|---|
Total length of constructed tracks | 16 156 | 15 716 | 15 677 | 15 666 | 15 656 | 15 636 |
by type of traction | ||||||
non-electric | 9 730 | 9 071 | 8 974 | 8 851 | 8 761 | 8 733 |
electric | 6 426 | 6 645 | 6 703 | 6 815 | 6 895 | 6 903 |
Source: MD