Rail lines are the length of railway route available for train service, irrespective of the number of parallel tracks.
| Date | Valeur | Modifier , % |
|---|---|---|
| 2021 | 1 720,0 | 6,24 % |
| 2020 | 1 619,0 | 1,26 % |
| 2019 | 1 598,9 | 5,12 % |
| 2018 | 1 521,0 | 1,74 % |
| 2017 | 1 495,0 | 11,56 % |
| 2016 | 1 340,1 | 4,94 % |
| 2015 | 1 277,0 | 6,95 % |
| 2014 | 1 194,0 | 3,56 % |
| 2013 | 1 153,0 | 0,92 % |
| 2012 | 1 142,5 | 5,90 % |
| 2011 | 1 078,9 | 4,35 % |
| 2010 | 1 034,0 |