Рус
| Год | Количество |
|---|---|
| 1921 | 320 |
| 1922 | 269 |
| 1939 | 145 |
| 1945 | 42 |
| 1951 | 24 |
| 1952 | 20 |
| 1954 | 16 |
| 1959 | 9 |
| 1960 | 8 |
| 1961 | 8 |
| 1962 | 15 |
| 1965 | 7 |
| 1966 | 7 |
| 1968 | 12 |
| 1969 | 5 |
| 1970 | 23 |
| 1972 | 24 |
| 1973 | 8 |
| 1974 | 28 |
| 1975 | 18 |
| 1976 | 23 |
| 1977 | 40 |
| 1978 | 23 |
| 1979 | 39 |
| 1980 | 34 |
| 1981 | 24 |
| 1982 | 31 |
| 1983 | 29 |
| 1984 | 33 |
| 1985 | 30 |
| 1986 | 32 |
| 1987 | 35 |
| 1988 | 40 |
| 1989 | 33 |
| 1990 | 25 |
| 1991 | 29 |
| 1992 | 27 |
| 1993 | 26 |
| 1994 | 27 |
| 1995 | 23 |
| 1996 | 16 |
| 1997 | 24 |
| 1998 | 19 |
| 1999 | 24 |
| 2000 | 17 |
| 2001 | 9 |