| 1989 | 3 | | KNMV Kampioenschap 500ccm Cross | | |
| 1988 | 2 | | KNMV Kampioenschap 500ccm Cross | | |
| 1987 | 3 | | KNMV Kampioenschap 500ccm Cross | | |
| 31 | | WM 500ccm Cross | | |
| 1986 | 4 | | KNMV Kampioenschap 500ccm Cross | | |
| 1985 | 3 | | KNMV Kampioenschap 500ccm Cross | | |
| 12 | | WM 500ccm Cross | | |
| 1983 | 6 | | KNMV Kampioenschap 500ccm Cross | | |
| 12 | | WM 500ccm Cross | | |
| 1982 | 3 | | KNMV Kampioenschap 500ccm Cross | | |
| 6 | | Motocross des nations (MXDN) 500ccm Cross | | |
| 1981 | 1 | | KNMV Kampioenschap 500ccm Cross | | |
| 7 | | WM 500ccm Cross | | |
| 3 | | Trophée des Nations 250ccm Cross | | |
| 7 | | Motocross des nations (MXDN) 500ccm Cross | | |
| 1980 | 1 | | KNMV Kampioenschap 500ccm Cross | | |
| 6 | | WM 500ccm Cross | | |
| 2 | | Motocross des nations (MXDN) 500ccm Cross | | |
| 1979 | 1 | | KNMV Kampioenschap 500ccm Cross | | |
| 10 | | WM 500ccm Cross | | |
| 3 | | Trophée des Nations 250ccm Cross | | |
| 5 | | Motocross des nations (MXDN) 500ccm Cross | | |
| 1978 | | | WM 125ccm CrossDespite numerous race wins, Yamaha's spearhead Gérard Rond is missing points in the final standings due to retirements and weaker days. The two Suzuki riders are more consistent in finishing races over the season, which carries extreme weight in the points system at the time. | | |
| 3 | | WM 125ccm Cross | | |
| 2 | | KNMV Kampioenschap 500ccm Cross | | |
| 7 | | Trophée des Nations 250ccm Cross | | |
| 9 | | Motocross des nations (MXDN) 500ccm Cross | | |
| 1977 | | | WM With the strong Gerard Rond, Yamaha now also managed to get involved in the World Championship, having long since become one of the most important brands in the USA. Yamaha was not only a pioneer in the field of monoshocks with Cantilever, but also equipped the OW27 with water cooling in the World Championship this year. | | |
| 2 | | WM 125ccm Cross | | |
| 1 | | KNMV Kampioenschap 250ccm Cross | | |
| 5 | | Trophée des Nations 250ccm Cross | | |
| 1976 | 1 | | KNMV Kampioenschap 250ccm Cross | | |
| 8 | | Trophée des Nations 250ccm Cross | | |
| 2 | | Motocross des nations (MXDN) 500ccm Cross | | |
| 1975 | 2 | | KNMV Kampioenschap 125ccm Cross | | |
| 10 | | WM 125ccm Cross | | |
| 1 | | KNMV Kampioenschap 250ccm Cross | | |
| 1974 | 2 | | KNMV Kampioenschap 125ccm Cross | | |
| 1973 | 1 | | KNMV Kampioenschap 125ccm Cross | | |
| 1972 | 2 | | KNMV Kampioenschap 125ccm Cross | | |