| Year |
Event |
Status |
Participants |
NOCs |
| 1956 |
30 kilometres, Men |
Olympic |
54 |
18 |
| 1960 |
30 kilometres, Men |
Olympic |
48 |
17 |
| 1964 |
30 kilometres, Men |
Olympic |
69 |
23 |
| 1968 |
30 kilometres, Men |
Olympic |
66 |
22 |
| 1972 |
30 kilometres, Men |
Olympic |
59 |
18 |
| 1976 |
30 kilometres, Men |
Olympic |
69 |
21 |
| 1980 |
30 kilometres, Men |
Olympic |
57 |
20 |
| 1984 |
30 kilometres, Men |
Olympic |
72 |
26 |
| 1988 |
30 kilometres (Classical), Men |
Olympic |
90 |
32 |
| 1992 |
30 kilometres (Classical), Men |
Olympic |
87 |
34 |
| 1994 |
30 kilometres (Freestyle), Men |
Olympic |
74 |
28 |
| 1998 |
30 kilometres (Classical), Men |
Olympic |
72 |
27 |
| 2002 |
30 kilometres (Mass Start, Freestyle), Men |
Olympic |
78 |
32 |