| 2015 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|
| Total number | 1 043 | 1 068 | 1 089 | 1 135 | 1 187 | 1 229 |
| by source of power | ||||||
| electric units (total number) | 294 | 306 | 317 | 314 | 314 | 337 |
| diesel railcars | 749 | 762 | 772 | 821 | 873 | 892 |
| Total tractive power (MW) | 557 | 572 | 579 | 606 | 622 | 665 |
| by source of power | ||||||
| electric | 332 | 339 | 346 | 354 | 341 | 358 |
| diesel | 225 | 232 | 233 | 251 | 281 | 307 |
Source: MD