| Jahr | Start | Ende |
|---|---|---|
| 1887 | - | 1888-01-01 about 01:00am |
| 1948 | 1948-05-02 about 12:00am | 1948-09-12 about 01:00am |
| 1949 | 1949-04-03 about 12:00am | 1949-09-11 about 01:00am |
| 1950 | 1950-05-07 about 12:00am | 1950-09-10 about 01:00am |
| 1951 | 1951-05-06 about 12:00am | 1951-09-09 about 01:00am |