2010 | 2013 | 2014 | 2015 | 2016 | 2017 | |
---|---|---|---|---|---|---|
Total number | 2 085 | 1 932 | 1 895 | 1 920 | 2 003 | 2 010 |
by source of power | ||||||
electric | 853 | 770 | 754 | 777 | 814 | 844 |
diesel | 1 201 | 1 126 | 1 109 | 1 110 | 1 156 | 1 132 |
steam | 31 | 36 | 32 | 33 | 33 | 34 |
Total tractive power (thous. kW) | 3 303 | 3 489 | 3 137 | 3 230 | 3 310 | 3 571 |
by source of power | ||||||
electric | 2 299 | 2 233 | 2 200 | 2 283 | 2 343 | 2 611 |
diesel | 982 | 1 234 | 916 | 922 | 942 | 934 |
steam | 22 | 22 | 21 | 25 | 25 | 26 |