Six Swedish counties (1809–present national borders, 1971–1996 county borders and 2003–present municipal borders shown on the map), that in the 18th century held the largest proportions of tax-exempted (noble) land: Stockholm County (dark red) &gt;50%, Södermanland County (red) &gt;50%, Uppsala County (orange) &gt;40%, Kristianstad County (orange) &gt;40%, Malmöhus County (red) &gt;50%, Halland County (red) &gt;50%
Own work, source of the data: Gadd, Carl-Johan (2000)    (in swedish)   Det svenska jordbrukets historia. I: Del 3, Den agrara revolutionen 1700-1870, Stockholm:  Natur &amp; Kultur  
Based on SWE-Map Kommuner.svg

Original map data comes from Statistics Sweden (SCB). The maps were edited and modified by Lokal_Profil.
Johan M. Olofsson