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					     Nordic Forum for Geo-statistics
Kongsvinger, Norway, September 12-14 2006


  Market report on grid
    data in Denmark

             Erik Sommer & Karen Skjelbo
                   Statistics Denmark
       Agenda – Market report on grid data in Denmark

• Research Services
• Social Statistics (Consumer statistic)
• Business Statistics




   2    Market report grid data Denmark
         Research Services – general approach

•   Authorized research institute
•   Approved reasearch project
•   Handled by research services
•   Annonymized data




     3   Market report grid data Denmark
”Human densities” on 2x2 km grid – Denmark – around
the National motorways Aalborg Universitet, Thomas Nielsen – september 2004




        4   Market report grid data Denmark
Griddata – Motorway around Randers – Day & Night
                 population data
                      Aalborg Universitet, Thomas Nielsen – september 2004




   5   Market report grid data Denmark
    Police – Crimedata www.statistik.politi.dk




6   Market report grid data Denmark
               Business to Consumer (BtC)

• Griddata distribution dataset with
  households and persons.
• Clusters with demographic background
  variables social statistics
• Distribution channels – direct or indirect
  throught resellers




   7   Market report grid data Denmark
Grid ID 100 meter cell – lower left corner ID

                                       Northing: 6.175.308 m
                                       Easting:    723.724 m




                               100m_61753_7237
    Formel:
      Prefix+’_’+Str(Div(N/f))+’_’+Str(Div(E/f))



8    Market report grid data Denmark
      Distribution of households and person - Denmark
cellId                    Persons Households Cells 1.1.2006
Distribution 100x100 meter 5410472 2513627 416813 Denmark
Total Denmark              5427459 2516682
Not placed                    16987     3055

% cells not placed                             0,31%     0,12%
% cells placed                                99,69%    99,88%

1-19 households                               3547570   1441089   394896
 % share of total                              65,57%    57,33%   94,74%


        9   Market report grid data Denmark
GRIDdata – CLUSTERdata – Denmark –
household average bruttoincome




       10   Market report grid data Denmark
                                              København, Danmark
 www.conzoom.net – online presentation –
          Reseller Geomatic




11   Market report grid data Denmark
Geobroadcast – Informi GIS –
online presentation joint partnership www.geobroadcast.dk/website/dst/viewer.htm




      12   Market report grid data Denmark
Business Statistics Projects
• Grid based                           • Check of physical
  Business                               moving of LKAU,
  Statistics                             Local Kind of
                                         Activity Units




13   Market report grid data Denmark
Grid based Business Statistics
• user interest in grid based business
  statistics
• introductory examinations
               • Geocoding the LKAU
               • Basic data set
               • Discretion rules




14   Market report grid data Denmark
Geocoding of LKAU
• Matching LKAU addresses with
  address database
   – Result: 98 % match
   – 17 % of no match are fictitious
     LKAU
   – Need to improve the quality of the
     addresses



15   Market report grid data Denmark
Basic data set
                                       Number                  9. std-       9. std-   9. std-
Grid ID                                of Lkau       Employees grp. 1        grp. 2    grp. 3         …
100m_61765_7251                                  3           27          2                       1
100m_61766_7252                                  1            8          1




Grid ID                                 Business Id nr.
100m_61765_7251                         10-10-10-10
                                                                                         Business
100m_61765_7251                         10-10-10-11                                      Statistics
100m_61765_7251                         10-10-10-12                                        data

100m_61766_7252                         10-10-10-13




16   Market report grid data Denmark
LKAU: Examples of moving
• Bakery is moving                     • Bakery is moving
  around the corner                      to another
                                         municipality


• New unit or the                      • New unit or the
  same unit?                             same unit?




17   Market report grid data Denmark
LKAU psychical move
• Creating a new LKAU depends on
               • Activity code
               • Distance
                  –Using the bee line improve the
                   quality of the distance and make
                   the distance rules more detailed
     Need to improve the quality of the
     addresses


18   Market report grid data Denmark
     Market report on grid data in Denmark




                                       End….




19   Market report grid data Denmark

				
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