À¤³¦¤ÎÆÚÆùÅý·×¡§¥±¡¼¥×¥Ù¥ë¥Ç½ôÅç
Í¢½ÐÎ̤ÈÍ¢ÆþÎÌ
¡¡Data Sources: USDA:
PS&D View
July 2024; USBC:
International Data Base
, August 2006