Transcript Confidentiality in data dissemination, Statistics Norway

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Confidentiality in data dissemination
Prepared for the 6th meeting of the Oslo Group on Energy Statistics
Canberra, Australia 2-5 May 2011
Sadija M Jama
Division for Energy Statistics
Statistics Norway
[email protected]
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UN Fundamental Principles of Official Statistics
• Principle 6. Individual data collected by statistical agencies
for statistical compilation, whether they refer to natural or
legal persons, are to be strictly confidential and used
exclusively for statistical purposes.
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Confidentiality principle at Statistics Norway
The Statistics Act of 1989
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§ 2-4 of the Statistics Act
Collected data are subject to secrecy and are to be kept or destroyed in a
secure manner.
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§ 2-6 of the Statistics Act
Information collected shall under no circumstances be published in such a way
that it may be traced back to the supplier of any data or to any other identifiable
individual to the detriment of the person or companies concerned.
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Dealing with confidentiality
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Aggregation
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Permission from the respondent
Cell suppression
“90 percent rule”
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Confidentiality committee
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Publication of statistics that are believed to violate the rule of the
Statistics Act § 2-6 and to
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Formulate guidelines for the publication of detailed statistics.
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Committee case:
Data on energy use in Norwegian municipalities
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Joint data collection
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Energy statistics is highly used among different public institutions.
Different institutions collect same type of data separately.
How can Statistics Norway share collected detailed data to other
institutions in order to reduce response burden and costs?
- Energy Act
- Pollution Act
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Example:
- Energy use in manufacturing sector and district heating statistics
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Thank you very much for your attention!
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