| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -3.1 | -0.6 | -11.3 | 7.5 | -1.9 | 1.4 | 2.2 | -1.2 | -6.1 | -0.5 | −13.9% | ||
| 2025 | -0.6 | -5.9 | 6.3 | 3.5 | 1.7 | 3.1 | -2.9 | -1.4 | 0.8 | 4.5 | 1.9 | -0.3 | +10.5% |
| 2024 | -0.0 | 1.2 | 1.6 | 1.2 | -0.3 | 6.6 | 3.9 | 1.1 | 2.3 | -6.2 | -0.3 | -2.0 | +8.8% |
| 2023 | -2.4 | -2.0 | 0.3 | 4.1 | 2.6 | 3.5 | 2.9 | -2.5 | 2.0 | -2.8 | 5.5 | 7.9 | +20.0% |
| 2022 | -0.1 | -3.1 | 4.0 | -2.1 | -3.0 | -4.8 | 8.7 | 3.5 | -3.7 | 5.4 | 4.1 | -3.5 | +4.3% |
| 2021 | -2.5 | 6.6 | 1.1 | -0.4 | 6.5 | 0.9 | 0.3 | 8.7 | 2.8 | 0.3 | -3.9 | 2.2 | +24.1% |
| 2020 | -1.7 | -6.4 | -23.2 | 14.7 | -2.8 | 7.5 | 7.5 | 2.8 | -1.2 | 3.5 | 11.4 | 7.8 | +14.9% |
| 2019 | -0.3 | -0.4 | 7.7 | 1.1 | 1.5 | -1.1 | -5.7 | -0.9 | 4.1 | 3.5 | 1.5 | 0.9 | +12.0% |
| 2018 | 4.7 | -4.9 | -3.6 | 6.2 | -0.0 | -0.2 | 6.0 | 2.9 | -6.4 | -5.0 | 4.7 | -0.1 | +3.2% |
| 2017 | 4.6 | 3.7 | 3.3 | 1.4 | 3.4 | -1.0 | 5.8 | -1.6 | -1.3 | 5.6 | -1.1 | 3.0 | +28.6% |
| 2016 | -4.8 | -7.6 | 10.8 | 1.4 | 4.0 | 1.6 | 4.2 | 1.7 | -2.0 | 0.3 | -4.8 | -0.5 | +3.0% |
| 2015 | 6.4 | 0.4 | -4.0 | -3.6 | 3.1 | -0.8 | 2.0 | -6.6 | -0.3 | 1.5 | -1.6 | 0.1 | −4.1% |
| 2014 | -3.4 | 3.1 | 6.8 | -0.1 | 8.0 | 5.3 | 1.4 | 3.0 | 0.1 | 4.5 | 3.2 | -3.6 | +31.4% |
| 2013 | 2.2 | -5.7 | -0.2 | 4.4 | 0.9 | -2.4 | -1.7 | -4.7 | 4.8 | 9.8 | -2.0 | 2.1 | +6.8% |
| 2012 | 12.4 | 3.6 | -1.7 | -0.9 | -6.2 | 7.2 | -0.9 | 0.6 | 8.5 | -1.5 | 4.6 | 0.4 | +27.7% |
| 2011 | -10.2 | -3.1 | 9.4 | -1.4 | -4.8 | 3.2 | -2.9 | -8.8 | -1.2 | 7.8 | -9.3 | -4.3 | −24.6% |
| 2010 | -6.1 | 0.8 | 6.6 | 0.6 | -3.6 | 4.4 | 1.0 | 0.6 | 11.6 | -0.2 | -2.6 | 4.6 | +17.9% |
| 2009 | -2.9 | -3.9 | 9.3 | 15.0 | 28.1 | -3.5 | 8.0 | 0.6 | 9.0 | -7.3 | 6.8 | 3.3 | +75.8% |
| 2008 | -16.3 | 1.7 | -9.4 | 9.1 | -5.7 | -17.0 | 7.2 | 0.6 | -10.1 | -26.4 | -4.5 | 7.4 | −51.8% |
| 2007 | 17.5 | -2.3 | 6.5 | +22.2% |