Energy Use in Manufacturing Sector Data Collection
The statistics on energy use in manufacturing sector provide insights into energy consumption by source, industry, and region. Data is collected using various sources such as Statistics Finland, Compliance Monitoring Data System VAHTI, and more. The inquiry categorizes establishments based on energy usage significance, with strata including significant, medium-size, and small energy users. Sampling methods and characteristics of the inquiry are detailed for better understanding of data collection processes.
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Presentation Transcript
Energy use in manufacturing sector - data sources and data collection 7thOslo Group meeting, Helsinki 23.-26.10.2011 Merja Eskelinen
The statistics on energy use in manufacturing describe the use of energy in manufacturing by energy source, industry and region Fuel classification (Statistics Finland) Standard Industrial Classification TOL 2008 (~ EU / NACE) B Mining and quarrying C Manufacturing Region / NUTS3 (Eurostat) disseminated annually: October frame and sample: January February data collection: March September Merja Eskelinen 18/10/2012 2
Data sources Register of Enterprises and Establishments / Statistics Finland sampling frame (~ 35 000), basic data Annual inquiry (~ 2 100 / 3 000) / Statistics Finland volume / energy content of used fuels and electricity purchaged / received and sold / delivered electricity and heat The Compliance Monitoring Data System VAHTI / environmental administration: environmental permits (~ 300) The Energy Market Authority: emissions trading data (~ 100) The Finnish Energy Industries: electricity consumption of main grid enterprises / establishments (~ 200) The Finnish Forest Research Institute: wood fuels Statistics Finland: Statistics on production of electricity and heat Merja Eskelinen 18/10/2012 3
Sample characteristics of the inquiry (1) Strata according to the significance of their energy use Significant energy users (~ 900): all establishments enterprises employing >= 500 persons emissions trade, environmental permit, main grid users of rare fuels Medium-size energy users (~ 1200) enterprises employing >=10 persons industry category and region Small energy users (~ 700) enterprises employing < 10 persons industry category and region 2007 and 2011 Merja Eskelinen 18/10/2012 4
Sample characteristics of the inquiry (2) reporting unit: establishment of the enterprise stratified random sampling sizes of the strata are determined by Neyman s allocation turnover of the establishments large variation of turnover more establishments Horwitz-Thompson estimator raising by stratum: establishments in the frame / establishments in the sample having responded to the inquiry Merja Eskelinen 18/10/2012 5
Collection method Internet-based questionnaire user IDs and passwords send by post questionnaire can be printed out and returned in paper form two reminders response rate around 80 85% register data administrative data data collected by partners in cooperation statistical data Merja Eskelinen 18/10/2012 6
Cooperation & organization (1) cooperation in Statistics Finland Data Collection and Preparation area in Business Structures unit as from 1.1.2012 IT and Statistical Methods / Statistical Information Systems Business Structures / Greenhouse Gas Inventory Energy statistics team / Statistics on production of electricity and heat Business Trends / Enterprise Register cooperation with other data collectors The Finnish Energy Industries Merja Eskelinen 18/10/2012 7
Cooperation & organization (2) specialized data collection unit in Statistics Finland as from 1.1.2013 renewal of statistical information system of business statistics as from 1.1.2014 Register of Enterprises and Establishments implementation of new version of electronic data collection system Merja Eskelinen 18/10/2012 8
