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 | Class | Tyres | Team | Co-Drivers | Laps | Pos. | Class Pos. |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1980.0 | Gr.5 | P | Scuderia Lancia Corse | Hans Heyer Bernard Darniche | 6.0 | DNF | DNF |
| 1982.0 | Gr.6 | P | Martini Racing | Michele Alboreto Rolf Stommelen | 92.0 | DNF | DNF |
| 1983.0 | C | D | Martini Lancia | Michele Alboreto Alessandro Nannini | 27.0 | DNF | DNF |
| 1991.0 | C2 | G | Silk Cut Jaguar Tom Walkinshaw Racing | Bob Wollek Kenny Acheson | 358.0 | 3rd | 3rd |
| 1992.0 | C1 | G | Toyota Team Tom's | Jan Lammers Andy Wallace | 331.0 | 8th | 5th |
| 1993.0 | C1 | M | Peugeot Talbot Sport | Thierry Boutsen Yannick Dalmas | 374.0 | 2nd | 2nd |
Question:
Name the average year with Laps of 6
Answer:
1980.0