1\begin{table}[htbp]\centering\footnotesize2\caption{Coverage of the regional sample against external business and population counts}\label{tab:external}3\begin{tabular}{lrrrrr}\toprule4Region & Fabri-Ka stores & Business locations & Stores per 1\,000 businesses & Population & Stores per 100\,000 pop. \\\midrule5Bas-Saint-Laurent & 39 & 7\,441 & 5.24 & 204\,755 & 19.0 \\6Saguenay--Lac-Saint-Jean & 97 & 8\,709 & 11.14 & 286\,395 & 33.9 \\7Capitale-Nationale & 126 & 24\,239 & 5.20 & 814\,004 & 15.5 \\8Mauricie & 31 & 8\,130 & 3.81 & 289\,722 & 10.7 \\9Estrie & 152 & 16\,929 & 8.98 & 527\,340 & 28.8 \\10Montréal & 237 & 69\,910 & 3.39 & 2\,172\,259 & 10.9 \\11Outaouais & 36 & 8\,566 & 4.20 & 428\,751 & 8.4 \\12Abitibi-Témiscamingue & 21 & 4\,804 & 4.37 & 149\,441 & 14.1 \\13Côte-Nord & 16 & 2\,672 & 5.99 & 89\,621 & 17.9 \\14Nord-du-Québec & 3 & 932 & 3.22 & 47\,541 & 6.3 \\15Gaspésie--Îles-de-la-Madeleine & 30 & 3\,829 & 7.83 & 92\,084 & 32.6 \\16Chaudière-Appalaches & 102 & 15\,715 & 6.49 & 459\,158 & 22.2 \\17Laval & 25 & 13\,654 & 1.83 & 461\,509 & 5.4 \\18Lanaudière & 66 & 16\,524 & 3.99 & 569\,335 & 11.6 \\19Laurentides & 99 & 22\,002 & 4.50 & 679\,190 & 14.6 \\20Montérégie & 190 & 44\,787 & 4.24 & 1\,522\,372 & 12.5 \\21Centre-du-Québec & 61 & 9\,270 & 6.58 & 264\,820 & 23.0 \\22\bottomrule\end{tabular}23\begin{minipage}{0.95\textwidth}\vspace{2pt}\footnotesize\textit{Notes:} Business locations = ISQ, locations with employees, December 2025 (all industries; retail NAICS 44-45; manufacturing 31-33); population = ISQ 1 July 2025 provisional. Fabri-Ka stores are online storefronts of Quebec-based merchants discovered through certification registries, associations and search; coverage ratios are not sampling rates.\end{minipage}24\end{table}25