| Jahr | Start | Ende |
|---|---|---|
| 1911 | - | 1911-08-28 about 12:58am |
| 1942 | 1942-04-19 about 01:00am | 1942-08-31 about 03:00am |
| 1943 | 1943-05-02 about 01:00am | 1943-09-05 about 03:00am |
| 1944 | 1944-04-10 about 12:30am | 1944-09-10 about 03:00am |
| 1977 | 1977-06-12 about 02:00am | 1977-10-02 about 02:00am |
| 1978 | 1978-04-16 about 02:00am | 1978-10-01 about 02:00am |
| 1979 | 1979-04-15 about 02:00am | 1979-09-30 about 02:00am |
| 1980 | 1980-04-20 about 02:00am | 1980-09-25 about 02:00am |