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Figure 16.29--Average annual mortality of growing stock on timberland by species group and year, Southern United States.

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Softwood, hardwood and total mortality by year (billion cubic feet)

Category	1953	1963	1982	1989	1999
Softwoods	0.333	0.399	0.632	0.874	1.052
Hardwoods	0.639	0.770	0.646	0.973	1.199
Total	0.972	1.169	1.278	1.847	2.251