All survey steps ensure that process meet high requirements for quality statistical production : 

• tests carried out prior to collection, with 27 companies

• exhaustive survey 

• reminders and data controls being collected by Insee collectors

• clearance 

• total no-response adjustment

• shimming 

• partial no-response adjustment

• winsorization

The survey is conducted with a great diversity of firms, many small ones among them. Its response rate is lower than usual annual structural survey response rate in French Guiana, that implies only big companies.

Thus weighting adjusments have a bigger impact on the estimated results. Before any processing, it will be necessary to evaluate all data quality through partial-response rate, accounting structure of the spendings, and especially the turnover made with space industry.