Table 8.  Net volume of sawtimber on timberland by species group and diameter class, Rhode Island, 2005 
  
                                                (Standard error as percentage of total) 
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                                                     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+                 
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      Atlantic white-cedar        100.0         .0         .0         .0         .0         .0         .0         .0      100.0  
      Pitch pine                   59.7       62.9       74.1       69.3       60.6         .0         .0         .0       61.3  
      Eastern white pine           64.2       69.8       49.7       46.5       71.3       57.8       71.2       70.7       40.7  
      Eastern hemlock              74.8       78.3      100.0      100.0      100.0         .0      100.0         .0       64.3  
      Other softwoods                .0      100.0         .0         .0         .0         .0         .0         .0      100.0  
                             ___________________________________________________________________________________________________ 
        Total softwoods            42.3       41.8       43.7       38.2       50.3       57.8       58.4       70.7       33.0  
                             ___________________________________________________________________________________________________ 
      Red maple                      .0       28.5       30.6       51.6       64.5       72.4         .0         .0       30.3  
      Sugar maple                    .0      100.0         .0      100.0      100.0         .0      100.0         .0       50.1  
      Yellow birch                   .0       69.0      100.0         .0         .0         .0         .0         .0       60.0  
      Hickory                        .0      100.0      100.0       70.8      100.0         .0         .0         .0       52.2  
      American beech                 .0      100.0         .0         .0      100.0         .0         .0         .0       78.7  
      White ash                      .0       47.5       71.6         .0         .0         .0      100.0         .0       48.6  
      Yellow-poplar                  .0         .0      100.0         .0         .0         .0         .0         .0      100.0  
      Blackgum                       .0       81.9      100.0      100.0      100.0      100.0         .0         .0       69.8  
      Aspen                          .0         .0      100.0      100.0         .0         .0         .0         .0       71.0  
      Black cherry                   .0         .0         .0      100.0         .0         .0         .0         .0      100.0  
      White oak                      .0       36.4       41.6       55.3      100.0       74.9      100.0      100.0       31.0  
      Northern red oak               .0       30.7       31.2       29.2       60.8       71.7         .0      100.0       25.8  
      Other white oaks               .0       57.4         .0         .0         .0         .0         .0         .0       57.4  
      Other red oaks                 .0       26.1       36.0       32.3       40.3       51.3       70.9         .0       18.6  
      Elm                            .0         .0      100.0         .0         .0         .0         .0         .0      100.0  
      Other hardwoods                .0       58.2       51.5       70.3      100.0         .0         .0         .0       41.1  
                             ___________________________________________________________________________________________________ 
        Total hardwoods              .0       15.2       17.3       19.1       27.4       34.2       46.3       70.1       13.9  
                             ___________________________________________________________________________________________________ 
      Total, all species           42.3       14.1       17.7       17.4       23.9       34.2       36.8       49.9       14.4  
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