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:
| Location | Year | Champion | Runner-up | Score |
| --- | --- | --- | --- | --- |
| Milan | 2005.0 | Robin Söderling | Radek Štěpánek | 6–3, 6–7 (2–7) , 7–6 (7–5) |
| Milan | 2004.0 | Antony Dupuis | Mario Ančić | 6–4, 6–7 (12–14) , 7–6 (7–5) |
| Milan | 2003.0 | Martin Verkerk | Yevgeny Kafelnikov | 6–4, 5–7, 7–5 |
| Milan | 2002.0 | Davide Sanguinetti | Roger Federer | 7–6 (7–2) , 4–6, 6–1 |
| Milan | 2001.0 | Roger Federer | Julien Boutter | 6–4, 6–7 (7–9) , 6–4 |
| London | 2000.0 | Marc Rosset | Yevgeny Kafelnikov | 6–4, 6–4 |
| London | 1999.0 | Richard Krajicek | Greg Rusedski | 7–6 (8–6) , 6–7 (5–7) , 7–5 |
| London | 1998.0 | Yevgeny Kafelnikov | Cédric Pioline | 7–5, 6–4 |
| Milan | 1997.0 | Goran Ivanišević | Sergi Bruguera | 6–2, 6–2 |
| Milan | 1996.0 | Goran Ivanišević | Marc Rosset | 6–3, 7–6 (7–3) |
| Milan | 1995.0 | Yevgeny Kafelnikov | Boris Becker | 7–5, 5–7, 7–6 (8–6) |
| Milan | 1994.0 | Boris Becker | Petr Korda | 6–2, 3–6, 6–3 |
| Milan | 1993.0 | Boris Becker | Sergi Bruguera | 6–3, 6–3 |
| Milan | 1992.0 | Omar Camporese | Goran Ivanišević | 3–6, 6–3, 6–4 |
| Milan | 1991.0 | Alexander Volkov | Cristiano Caratti | 6–1, 7–5 |
| Milan | 1990.0 | Ivan Lendl | Tim Mayotte | 6–3, 6–2 |
| Milan | 1989.0 | Boris Becker | Alexander Volkov | 6–1, 6–2 |
| Milan | 1988.0 | Yannick Noah | Jimmy Connors | 4–4 retired |
| Milan | 1987.0 | Boris Becker | Miloslav Mečíř | 6–4, 6–3 |
| Milan | 1986.0 | Ivan Lendl | Joakim Nyström | 6–2, 6–2, 6–4 |
| Milan | 1985.0 | John McEnroe | Anders Järryd | 6–4, 6–1 |
| Milan | 1984.0 | Stefan Edberg | Mats Wilander | 6–4, 6–2 |
| Milan | 1983.0 | Ivan Lendl | Kevin Curren | 5–7, 6–3, 7–6 |
| Milan | 1982.0 | Guillermo Vilas | Jimmy Connors | 6–3, 6–3 |
| Milan | 1981.0 | John McEnroe | Björn Borg | 7–6, 6–4 |
| Milan | 1980.0 | John McEnroe | Vijay Amitraj | 6–1, 6–4 |
| Milan | 1979.0 | John McEnroe | John Alexander | 6–4, 6–3 |
| Milan | 1978.0 | Björn Borg | Vitas Gerulaitis | 6–3, 6–3 |
Question:
When is the earliest year in milan that guillermo vilas was champion?
Answer:
1982.0