Zonneschijn — 1997
| Month | Heers | Borgloon | Difference |
|---|---|---|---|
| Jan | – | 148 uren | – |
| Feb | – | 131.2 uren | – |
| Mar | – | 211 uren | – |
| Apr | – | 284.7 uren | – |
| May | – | 324.2 uren | – |
| Jun | – | 316.7 uren | – |
| Jul | – | 338.9 uren | – |
| Aug | – | 339 uren | – |
| Sep |
| – |
| 281.2 uren |
| – |
| Oct | – | 196.8 uren | – |
| Nov | – | 113.1 uren | – |
| Dec | – | 70.7 uren | – |