| 2018 | Road | Rail |
|---|---|---|
| Apr | 10.73% | 2.10% |
| Mar | 11.81% | 2.67% |
| Feb | 11.32% | 2.41% |
| Jan | 10.76% | 2.12% |
| 2017 | Road | Rail |
|---|---|---|
| Dec | 9.15% | 1.27% |
| Nov | 8.31% | 0.81% |
| Oct | 6.76% | 0.00% |
| Sep | 6.01% | 0.00% |
| Aug | 5.49% | 0.00% |
| Jul | 6.76% | 0.00% |
| Jun | 7.32% | 0.29% |
| May | 6.67% | 0.00% |
| Apr | 7.97% | 0.64% |
| Mar | 8.00% | 0.65% |
| Feb | 8.03% | 0.68% |
| Jan | 5.52% | 0.00% |
| 2016 | Road | Rail |
|---|---|---|
| Dec | 5.74% | 0.00% |
| Nov | 4.74% | 0.00% |
| Oct | 4.28% | 0.00% |
| Sep | 3.53% | 0.00% |
| Aug | 5.86% | 0.00% |
| Jul | 6.05% | 0.00% |
| Jun | 3.97% | 0.00% |
| May | 1.83% | 0.00% |
| Apr | 0.90% | 0.00% |
| March | 0.00% | 0.00% |
| Feb | 1.89% | 0.00% |
| Jan | 7.29% | 0.27% |
| 2015 | Road | Rail |
|---|---|---|
| Dec | 7.35% | 0.27% |
| Nov | 8.09% | 0.71% |
| Oct | 8.03% | 0.66% |
| Sep | 8.93% | 1.14% |
| Aug | 10.82% | 2.15% |
| Aug | 11.47% | 2.50% |
