Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Tournament | Venue | Result | Extra |
| --- | --- | --- | --- | --- |
| 1972.0 | Olympic Games | Munich , West Germany | 7th | 100 m hurdles |
| 1974.0 | European Indoor Championships | Gothenburg , Sweden | 2nd | 60 m hurdles |
| 1974.0 | European Championships | Rome , Italy | 2nd | 100 m hurdles |
| 1975.0 | European Indoor Championships | Katowice , Poland | 4th | 60 m hurdles |
| 1978.0 | European Championships | Prague , Czechoslovakia | 6th | 100 m hurdles |
Question:
When is the earliest year the venue is in gothenburg, sweden?
Answer:
1974.0