|
| Year |
Production capacity in m³ |
Production volume in m³ |
| 1979 |
48,000 |
8,738 |
| 1980 |
48,000 |
14,338 |
| 1981 |
48,000 |
17,372 |
| 1982 |
48,000 |
23,314 |
| 1983 |
48,000 |
23,239 |
| 1984 |
100,000 |
30,664 |
| 1985 |
100,000 |
41,024 |
| 1986 |
100,000 |
50,704 |
| 1987 |
100,000 |
56,210 |
| 1988 |
100,000 |
45,384 |
| 1989 |
100,000 |
27,176 |
| 1990 |
100,000 |
24,321 |
| 1991 |
100,000 |
31,667 |
| 1992 |
100,000 |
43,852 |
| 1993 |
100,000 |
55,192 |
| 1994 |
100,000 |
67,070 |
| 1995 |
180,000 |
82,114 |
| 1996 |
220,000 |
111,780 |
| 1997 |
280,000 |
156,796 |
| 1998 |
400,000 |
168,377 |
| 1999 |
400,000 |
201,985 |
| 2000 |
400,000 |
174,644 |
|
2001 |
400,000 |
199,880 |
|
2002 |
400,000 |
218,002 |
|
2003 |
400,000 |
222,180 |
|
2004 |
400,000 |
228,450 |
|
2005 |
400,000 |
235,000 |
| 2006 |
400,000 |
235,000 |
|