Table 5 Annual increment under bark, by type of land, species of tree and surveyed regions. 1 000 m

5	Annual increment under bark, by type of land, species of tree and surveyed regions. 1 000 m³

Region	Year of inventory	Total	Productive forest land				Other types of land. Included productive forest land in protected areas

Region	Year of inventory	Total	Total	Spruce	Pine	Broadleaved	Total	Spruce	Pine	Broadleaved

Surveyed regions, total	2002-2006	25 526	24 418	13 505	5 500	5 413	1 108	241	510	357
Østfold, Akershus, Oslo og Hedmark	2002-2006	7 765	7 568	4 422	2 119	1 028	197	47	106	44
Oppland, Buskerud og Vestfold	2002-2006	5 407	5 227	3 321	935	972	180	87	32	61
Telemark, Aust-Agder og Vest-Agder	2002-2006	4 347	4 093	1 810	1 257	1 026	254	45	144	65
Rogaland, Hordaland, Sogn og Fjordane og Møre og Romsdal	2002-2006	3 679	3 511	1 730	755	1 026	169	9	89	70
Sør-Trøndelag og Nord-Trøndelag	2002-2006	2 663	2 481	1 624	310	547	182	44	101	36
Nordland og Troms Romsa	2002-2006	1 664	1 538	599	125	815	126	8	37	81
Finnmark Finnmárku	2002-2006	..	..	..	..	..	..	..	..	..

Source: The Norwegian Forest and Landscape Institute. The National Forest Inventory, 2002-2006.