Brennwerte
| 2019 | 2018 | 2017 | |
|---|---|---|---|
| Januar | 11,331 | 11,210 | 11,191 |
| Februar | 11,316 | 11,228 | 11,273 |
| März | 11,279 | 11,242 | 11,284 |
| April | 11,325 | 11,176 | 11,259 |
| Mai | 11,281 | 11,167 | 11,182 |
| Juni | 11,173 | 11,017 | 11,199 |
| Juli | 11,204 | 11,084 | 11,203 |
| August | 11,114 | 11,118 | 11,258 |
| September | 11,213 | 11,303 | |
| Oktober | 11,257 | 11,251 | |
| November | 11,273 | 11,215 | |
| Dezember | 11,274 | 11,204 |