Table 13. Net volume of growing-stock in the saw log portion of sawtimber trees on timberland by species group and diameter class (cubic feet) 
 Total Current diameter   1.0-2.9   3.0-4.9   5.0-6.9   7.0-8.9   9.0-10.9   11.0-12.9   13.0-14.9   15.0-16.9   17.0-18.9   19.0-20.9   21.0-28.9   29.0+ 
 Longleaf and slash pine                    365,680                            -                              -                              -                              -                     365,680                            -                              -                              -                              -                              -                              -                              -  
 Loblolly and shortleaf pine           2,707,156,430                            -                              -                              -                              -               732,807,369             679,104,600             441,017,015             354,522,547             220,399,631             106,117,556             168,097,440                5,090,273
 Other yellow pines              950,095,235                            -                              -                              -                              -               300,627,682             288,601,578             201,199,115             101,543,098               38,508,707               13,085,554                6,529,502                            -  
 Eastern white and red pine              557,214,000                            -                              -                              -                              -                 61,455,306               77,948,479               84,630,393               68,738,690               71,109,310               45,975,587             133,154,404               14,201,832
 Spruce and balsam fir                35,653,783                            -                              -                              -                              -                  1,838,992                6,193,038                4,567,790                7,773,569                5,320,911                5,165,518                4,793,964                            -  
 Eastern hemlock              130,676,805                            -                              -                              -                              -                 13,376,134               20,532,895               20,791,355               16,821,361               13,518,567               11,113,246               29,759,729                4,763,517
 Cypress                32,122,420                            -                              -                              -                              -                     662,550                1,046,638                2,231,717                3,364,596                5,814,331               12,264,313                6,738,276                            -  
 Other eastern softwoods                57,639,096                            -                              -                              -                              -                 24,164,608               15,501,524               10,218,653                3,161,049                1,333,157                3,260,106                            -                              -  
 Select white oaks           1,950,012,754                            -                              -                              -                              -                              -               268,166,911             318,472,967             389,587,994             338,246,428             224,699,200             346,021,288               64,817,966
 Select red oaks           1,043,946,227                            -                              -                              -                              -                              -                 74,978,276             113,705,270             162,700,319             127,348,590             111,776,361             335,404,455             118,032,957
 Other white oaks           1,394,060,571                            -                              -                              -                              -                              -               215,924,835             300,410,714             236,911,184             236,792,107             148,295,925             237,362,865               18,362,940
 Other red oaks           1,751,840,385                            -                              -                              -                              -                              -               227,230,451             295,703,688             295,490,183             270,487,229             211,752,339             389,528,419               61,648,076
 Hickory              803,304,307                            -                              -                              -                              -                              -               155,970,808             183,980,472             162,427,218             114,583,315               67,703,807             112,416,364                6,222,322
 Yellow birch                10,995,635                            -                              -                              -                              -                              -                  1,493,856                2,156,878                1,773,481                            -                  1,462,057                4,109,363                            -  
 Hard maple              144,099,951                            -                              -                              -                              -                              -                 23,111,501               29,533,241               31,955,467               17,710,008               11,051,172               26,331,380                4,407,183
 Soft maple              573,878,849                            -                              -                              -                              -                              -               128,592,110             115,257,024             110,984,805               80,526,760               25,443,763             102,934,186               10,140,201
 Beech              244,686,169                            -                              -                              -                              -                              -                 29,884,952               41,230,413               38,292,302               41,130,657               29,542,551               58,242,452                6,362,843
 Sweetgum              541,650,221                            -                              -                              -                              -                              -               109,335,572             123,076,692             111,968,836               80,067,814               38,707,622               78,493,685                            -  
 Tupelo and blackgum              206,202,669                            -                              -                              -                              -                              -                 38,404,027               46,344,262               37,041,124               29,727,308               24,284,471               30,401,477                            -  
 Ash              230,589,134                            -                              -                              -                              -                              -                 42,118,310               46,621,468               41,697,786               43,398,114               23,333,622               27,795,656                5,624,179
 Cottonwood and aspen                11,552,000                            -                              -                              -                              -                              -                  1,854,591                1,370,511                3,296,380                5,030,518                            -                              -                              -  
 Basswood              115,162,017                            -                              -                              -                              -                              -                 10,925,557               20,589,207               21,998,885               20,954,389               24,906,522               15,787,456                            -  
 Yellow-poplar           3,386,949,472                            -                              -                              -                              -                              -               349,798,558             527,982,077             580,954,100             546,489,989             469,585,067             759,032,255             153,107,426
 Black walnut                52,298,434                            -                              -                              -                              -                              -                 12,499,487                8,808,295               16,062,458                7,004,332                5,041,080                2,882,783                            -  
 Other eastern soft hardwoods              379,542,382                            -                              -                              -                              -                              -                 60,463,127               67,504,579               63,472,636               61,206,656               30,235,958               61,225,213               35,434,214
 Other eastern hard hardwoods              117,583,616                            -                              -                              -                              -                              -                 46,930,167               35,106,814               15,587,173                9,724,430                3,858,682                6,376,351                            -  
 Eastern noncommercial hardwoods                20,719,418                            -                              -                              -                              -                              -                  6,389,098                5,289,629                7,437,165                1,603,526                            -                              -                              -  
 Total Species group   17,449,997,660                           -                             -                             -                             -       1,135,298,321     2,893,000,948     3,047,800,238     2,885,564,404     2,388,036,783     1,648,662,078     2,943,418,961        508,215,929