Table 8.--Net volume of sawtimber on timberland by species group and diameter class, Ohio, 2002 
  
                                                (Standard error as percentage of total) 
      __________________________________________________________________________________________________________________________ 
                                                     Diameter class (inches at breast height)                                        
         Species group       _______________________________________________________________________________________      All         
                                 9.0-       11.0-      13.0-      15.0-      17.0-      19.0-      21.0-                classes      
                                 10.9        12.9       14.9       16.9       18.9       20.9       28.9       29.0+                 
      __________________________________________________________________________________________________________________________ 
      Red spruce                  100.0         .0         .0         .0         .0         .0         .0         .0      100.0  
      Red pine                     65.4         .0         .0      100.0         .0         .0         .0         .0       57.0  
      Pitch pine                   74.3       51.2       63.6      100.0         .0         .0         .0         .0       59.4  
      Eastern white pine           42.2       37.7       32.3       37.8       53.6       58.0         .0         .0       28.7  
      Virginia pine                39.0       32.0       27.9       41.6      100.0         .0         .0         .0       27.2  
      Other yellow pines           71.8      100.0      100.0      100.0         .0         .0         .0         .0       52.3  
      Eastern hemlock              70.7       73.7       70.9       71.7      100.0         .0       73.5         .0       60.9  
      Other softwoods              59.0       59.2      100.0      100.0         .0         .0         .0         .0       49.7  
                             ___________________________________________________________________________________________________ 
        Total softwoods            24.1       23.2       20.9       24.9       45.0       58.0       73.5         .0       18.1  
                             ___________________________________________________________________________________________________ 
      Red maple                      .0       12.8       16.5       19.2       23.0       41.9       31.4      100.0       13.4  
      Sugar maple                    .0       14.5       17.1       21.7       25.5       32.6       30.1         .0       12.5  
      Hickory                        .0       12.8       14.1       19.7       25.5       30.7       57.1      100.0       10.8  
      American beech                 .0       20.5       28.4       31.1       33.6       37.5       25.3      100.0       18.0  
      White ash                      .0       17.0       19.1       22.5       21.0       28.5       42.3         .0       12.7  
      Sweetgum                       .0       75.6      100.0         .0         .0         .0         .0         .0       94.1  
      Yellow-poplar                  .0       16.3       15.6       19.3       24.0       26.4       31.2       53.2       13.5  
      Blackgum                       .0       31.0       40.7       58.0       70.8      100.0         .0         .0       25.9  
      Aspen                          .0       28.6       23.4       30.3       39.6       48.2       71.2      100.0       20.5  
      Black cherry                   .0       16.2       19.0       24.0       36.0       38.7       35.3         .0       14.6  
      White oak                      .0       16.1       16.5       18.4       30.8       24.2       22.2       70.8       12.7  
      Northern red oak               .0       21.1       25.2       21.7       27.2       30.7       27.4       38.8       14.1  
      Other white oaks               .0       20.1       20.1       23.5       24.8       31.7       30.6       79.1       18.3  
      Other red oaks                 .0       18.2       18.5       20.9       30.5       29.4       29.5       70.9       15.9  
      American basswood              .0       29.6       37.7       37.5       50.4       71.0       59.2         .0       24.5  
      Elm                            .0       16.3       26.8       28.3       36.0       45.1       58.5         .0       14.0  
      Other hardwoods                .0       13.3       14.3       16.4       22.5       21.7       24.5       51.4       11.7  
                             ___________________________________________________________________________________________________ 
        Total hardwoods              .0        5.6        5.7        6.5        8.3        9.4        9.8       21.3        5.1  
                             ___________________________________________________________________________________________________ 
      Total, all species           24.1        5.5        5.6        6.4        8.1        9.3        9.7       21.3        4.9  
      __________________________________________________________________________________________________________________________