(S)

Reference period  
Year:
2014

General characteristics  
Contents:
Mining and quarrying extraction activities
Analysis units:
Mining and quarrying extraction sites
Periodicity:
Yearly
EU legislation:
No

Survey design  
Type:
Census

Data collection  
Reporting units:
Mining districts; Provinces; Autonomous provinces; Regions
Data collection mode:
Acquisition of a database of aggregated administrative data; Acquisition of a database of individual administrative data; Self-administered data collection via electronic transmission
Total units:
Not applicable
Respondents:
Not applicable

Quality  
Prevention, monitoring and evaluation of unit nonresponse:
Initiatives to foster survey participation; Follow-ups of nonrespondent units/bodies
Item nonresponse and measurement error treatment:
Operator training and supervision and assessment of survey procedures; Adjustement methods to reduce the effects of measurement and partial nonresponse errors; Methods to estimate the effects of measurement and partial nonresponse errors
Validation:
Coherence control with data from other surveys or sources; Coherence control with previous data of the same survey; Coherence control among indicators of different analysis units of the same survey; Control of influential unit data, strongly contributing to computation of aggregates

Data dissemination  
Istat data bases:
I.Stat
Other data bases:
Annuario dei dati ambientali - Institute for Environmental Protection and Research (ISPRA)
Press releases:
Mining and quarrying extraction activities. Years 2013-2015
Timeliness of provisional data:
Not released
Timeliness of final data:
2 years, 3 months and 20 days