Trade index in the Basque Country by quarter and sectorisation B. Corrected data. Constant prices.

The operation Coyuntural Services Index (ICS) offers a set of indicators of a cyclical nature of the evolution of sales and staff employed in the services sector in the Basque Country, both in nominal and real terms. It is calculated for Trade and Services and by subsectors, following the National Classification of Economic Activities (CNAE 2009), for the Basque Country and by historical territory. Corrected calendar effects indices (number of working days and public holidays) offer comparable values year-on-year, while quarter-on-quarter comparisons use seasonally adjusted indices (corrected the effect of periodic fluctuations of less than one year). The operation Coyuntural Services Index (ICS) offers a set of indicators of a cyclical nature of the evolution of sales and staff employed in the services sector in the Basque Country, both in nominal and real terms. It is calculated for Trade and Services and by subsectors, following the National Classification of Economic Activities (CNAE 2009), for the Basque Country and by historical territory. Corrected calendar effects indices (number of working days and public holidays) offer comparable values year-on-year, while quarter-on-quarter comparisons use seasonally adjusted indices (corrected the effect of periodic fluctuations of less than one year).景气服务指数（Coyuntural Services Index, ICS）提供了一套反映巴斯克地区服务业销售额与从业人员演变周期性特征的指标，涵盖名义与实际两种统计口径。该指数依据《国民经济行业分类（CNAE 2009）》，针对巴斯克地区及各历史行政区域的贸易与服务业及其细分行业开展测算。经日历效应（含工作日与法定节假日因素）调整的指数可实现同比可比值对比，而环比对比则采用经季节调整的指数（即剔除一年以内的周期性波动影响）。景气服务指数（Coyuntural Services Index, ICS）提供了一套反映巴斯克地区服务业销售额与从业人员演变周期性特征的指标，涵盖名义与实际两种统计口径。 该指数依据《国民经济行业分类（CNAE 2009）》，针对巴斯克地区及各历史行政区域的贸易与服务业及其细分行业开展测算。 经日历效应（含工作日与法定节假日因素）调整的指数可实现同比可比值对比，而环比对比则采用经季节调整的指数（即剔除一年以内的周期性波动影响）。