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Table 16.15--Volume of softwood growing stock on timberland by year and diameter class, Southern Unites States

Yeara	All classes	Diameter class (inches at breast height)
		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+
	Million cubic feet
1953	60,462	7,143	10,610	12,027	10,912	7,738	5,106	3,109	1,691	1,879	247
1963	75,087	9,339	13,074	14,241	13,050	9,653	6,625	4,108	2,354	2,399	243
1982	101,501	11,565	17,005	18,565	17,271	13,599	9,555	6,089	3,507	3,924	419
1989	104,383	10,686	16,464	18,023	17,269	14,509	10,456	6,991	4,280	5,109	597
1999	105,518	11,347	16,873	17,236	16,523	14,199	10,960	7,285	4,634	5,753	708

Numbers in rows may not sum to totals due to rounding.

^a Except for Kentucky, data for 1982, 1989, and 1999 are based on FIA

Inventories conducted between 1972-1982, 1982-1989, and 1990-1999,

respectively. Kentucky data and data for 1953 and 1963 are taken from

Smith and others 2001.

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