1990,1980,1970 -2011
Development of area,production and yield of industrial crops
1970,1980,1990,2011
: / : :
yield:ton/ha production: 1000 ton Area:1000 hectare

Yield production Area Years
2.2 642 291 1970
3.6 905 248 1980
3.5 936 246 1990
5 1279 258 1991
6.6 2153 328 1992
5.8 1989 343 1993
7.2 2285 316 1994
6.6 2108 321 1995
5.6 1832 326 1996
6.2 2248 361 1997
8.7 3272 377 1998
6.9 2346 340 1999
6.3 2347 371 2000
6.3 2336 373 2001
8.3 3443 415 2002
8.1 2911 360 2003
7.8 2872 367 2004
9.5 3238 341 2005
8.4 2913 348 2006
6.6 2180 331 2007
8.0 2506 314 2008
7.8 2087 268 2009
9.4 2823 299 2010
10.0 2972 298 2011