| Parameters | First Thirty-year-old 1950-1979 | Second Thirty-year-old 1980-2009 | Impacts |
| AORS1 | 15th May | 21st Mai | 6 days Late |
| AERS2 | 15th November | 11th November | 4 days early |
| ALRS3 | 184 days | 174 days | 10 days reduction |