4   Number of farm buildings and farm buildings shared according to percentage by year of construction, 1999*
Region, agricultural area by size, area of grain and oil seeds, dairy cows Farm buildings, total1 Farm buildings shared according to percentage by year of construction Farm buildings shared according to percentage by year of rebuilding/enlarging
-1960 1960-1969 1970-1979 1980-1989 1990-1999 Total -1990 1990-1999
The whole country                  
1999* 133 000 52 10 13 16 10 41 24 17
Region                  
Oslo and Akershus 7 200 67 6 8 12 7 38 23 14
Hedmark and Oppland 26 000 56 9 12 15 8 41 24 17
South Eastern Norway 24 000 60 8 10 13 9 38 24 14
Agder and Rogaland 17 900 49 10 14 17 11 42 24 17
Western Norway 26 700 52 9 13 16 10 44 27 17
Trøndelag 20 000 44 12 15 19 10 42 25 17
Northern Norway 11 700 31 15 18 23 13 38 19 19
Agricultural area in use                  
   0      decares2 900 38 14 23 0 6 54 0 36
   5-  74 decares 36 700 63 8 8 13 8 40 26 13
  75- 149 decares 35 834 50 11 12 17 10 40 24 17
 150- 249 decares 33 500 45 10 16 19 10 41 24 17
 250 decares and more 26 100 48 10 15 16 11 44 24 19
Area of grain and oil seeds                  
Without grain and oil seeds 87 600 48 10 13 18 11 41 24 17
   1-  99 decares 19 100 58 9 11 14 8 38 24 14
 100- 199 decares 12 500 59 9 11 13 8 42 26 16
 200 decares and more 13 700 58 8 13 13 7 44 27 16
Number of dairy cows                  
Without dairy cows 85 600 58 8 10 15 9 40 25 16
   1-   9 dairy cows 11 000 45 12 14 18 10 41 23 17
  10-  14 dairy cows 16 600 39 12 17 22 10 41 24 17
  15-     dairy cows 19 800 39 12 19 18 11 43 23 20
1  Comprises farm buildings with information about year of construction.
2  Comprises some large farms with animal husbandry and no area in use.

Explanation of symbols