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Table 7: Trends in number of live stems by forest type, timberland (thousands of stems), Minnesota
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| < 5 in. dbh | >= 5 in. dbh | >= 1 in. dbh | | Forest type | 1990 | 2005 | 1990 | 2005 | 1990 | 2005 | | Jack pine | 78,653 | 145,440 | 85,674 | 60,443 | 164,327 | 205,884 | | Red pine | 41,304 | 131,942 | 56,527 | 89,826 | 97,831 | 221,767 | | White pine | 14,339 | 30,359 | 15,246 | 10,064 | 29,585 | 40,422 | | Black spruce | 843,671 | 1,050,051 | 195,777 | 170,588 | 1,039,448 | 1,220,640 | | Balsam fir | 777,695 | 300,995 | 201,979 | 45,927 | 979,674 | 346,922 | | Northern white cedar | 221,850 | 450,384 | 164,977 | 156,454 | 386,827 | 606,838 | | Tamarack | 260,919 | 489,110 | 100,485 | 111,493 | 361,404 | 600,603 | | White spruce | 46,919 | 37,093 | 31,703 | 13,530 | 78,622 | 50,623 | | Eastern redcedar | 0 | 3,464 | 0 | 1,401 | 0 | 4,865 | | Exotic | 0 | 5,129 | 0 | 1,000 | 0 | 6,129 | | Oak-pine | 0 | 122,768 | 0 | 33,555 | 0 | 156,323 | | Oak-hickory | 167,833 | 399,048 | 171,058 | 148,398 | 338,891 | 547,447 | | Elm-ash-cottonwood | 819,508 | 570,973 | 280,458 | 170,761 | 1,099,966 | 741,734 | | Maple-beech-birch | 363,567 | 805,851 | 159,678 | 281,629 | 523,245 | 1,087,481 | | Aspen | 1,507,145 | 4,143,268 | 479,546 | 584,187 | 1,986,691 | 4,727,455 | | Paper birch | 326,726 | 461,854 | 244,196 | 146,384 | 570,922 | 608,238 | | Balsam poplar | 184,718 | 306,652 | 81,114 | 56,930 | 265,832 | 363,582 | | Non-stocked | 0 | 1,477 | 0 | 2,230 | 0 | 3,707 | | Total | 5,654,847 | 9,455,859 | 2,268,418 | 2,084,800 | 7,923,265 | 11,540,659 |
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