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:
| Artist | Country | Number-one single(s) | Year | Weeks at #1 | Straight to #1 ? |
| --- | --- | --- | --- | --- | --- |
| East 17 | United Kingdom | " It's Alright " | 1994.0 | 1.0 | No |
| Eiffel 65 | Italy | " Blue (Da Ba Dee) " | 1999.0 | 3.0 | No |
| Eiffel 65 | Italy | " Move Your Body " | 2000.0 | 4.0 | No |
| Elsa | France | " T'en va pas " | 1986.0 | 8.0 | No |
| Elsa | France | " Un Roman d'amitié " | 1988.0 | 6.0 | No |
| Enigma | Germany, Spain | " Sadeness (Part I) " | 1990.0 | 5.0 | No |
Question:
How many years have a weeks at #1 value of exactly 8?
Answer:
1.0