\begin{tabular}{lrrrrrr}
\toprule
Variable & N & Mean & SD & Median & Min & Max \\
\midrule
Projects per firm & 500 & 38.45 & 24.46 & 34.00 & 1.00 & 169.00 \\
Mentions per project & 19,227 & 2.08 & 3.95 & 1.00 & 1.00 & 185.00 \\
Filings per project & 19,227 & 1.88 & 2.95 & 1.00 & 1.00 & 185.00 \\
Technologies per project & 19,227 & 0.26 & 0.82 & 0.00 & 0.00 & 16.00 \\
Announced amount (USD m) & 9,321 & 2,520.55 & 11,794.72 & 718.00 & 0.00 & 898,200.00 \\
Project duration (days) & 5,905 & 1,401.60 & 1,479.37 & 734.00 & 1.00 & 5,957.00 \\
Avg. confidence & 19,227 & 0.89 & 0.10 & 0.90 & 0.50 & 1.00 \\
Projects/firm-year (panel) & 7,370 & 2.45 & 2.61 & 2.00 & 0.00 & 21.00 \\
AI projects/firm-year & 7,370 & 0.04 & 0.26 & 0.00 & 0.00 & 6.00 \\
\bottomrule
\end{tabular}