24,"t",": Released October 30, 2007, by National Agricultural Statistics Service (NASS), Agricultural Statistics Board, U.S. Department of Agriculture." 24,"t","Table 65 - Hazelnuts: Commercial operations, acres, and number of trees, by county and survey year, Oregon 1/" 24,"h","","","","","","","","","","" 24,"h","","1996-1997 survey","1996-1997 survey","1996-1997 survey","2000-2001 survey","2000-2001 survey","2000-2001 survey","2004-2005 survey","2004-2005 survey","2004-2005 survey" 24,"h","County","","","","","","","","","" 24,"h","","Operations 2/","Acres","Trees","Operations 2/","Acres","Trees","Operations 2/","Acres","Trees" 24,"h","","","","","","","","","","" 24,"d","Clackamas",87,4280,552000,86,4205,661000,73,3830,541000 24,"d","Lane",88,3120,332000,97,3570,396000,85,3150,341000 24,"d","Linn",36,1370,175500,31,1570,188000,35,1540,204000 24,"d","Marion",162,5670,712000,132,6085,785000,141,5800,685000 24,"d","Polk",30,2190,353000,27,2250,367000,26,2340,336000 24,"d","Washington",140,5110,564000,133,4780,532000,115,4610,506000 24,"d","Yamhill",159,7540,918000,141,6245,772000,139,6350,764000 24,"d","Other counties",31,495,53500,34,435,54000,34,780,87000 24,"d","Oregon 3/",733,29775,3660000,681,29140,3755000,648,28400,3464000 24,"c","" 24,"f","1/ Based on state surveys conducted every four years." 24,"f","2/ Includes operations having 50 or more trees." 24,"f","3/ Total acres may differ slightly from annual estimates due to different survey methodology."