explain this historical ratio table, company name is amazon. please implament steps on how you found the numbers please, with a citation.

\begin{tabular}{|lcc|} \hline & \multicolumn{1}{c|}{ Historical Ratios } \\ \hline & 2021 & 2022 \\ \hline Current Ratio & 1.76 & 1.77 \\ Quick Ratio & 1.30 & 1.33 \\ Total Debt-to-Total-Assets Ratio & 0.17 & 0.19 \\ Total Debt-to-Equity Ratio & 0.31 & 0.33 \\ Times-Interest-Earned Ratio & 20 & 18 \\ Inventory Turnover & 5.66 & 5.50 \\ Fixed Assets Turnover & 6.93 & 7.80 \\ Total Assets Turnover & 0.41 & 0.42 \\ Accounts Receivable Turnover & 13 & 13 \\ Average Collection Period & 28.27 & 28.01 \\ Gross Profit Margin \% & 41% & 43% \\ Operating Profit Margin \% & 3% & 3% \\ ROA \% & 2% & 1% \\ ROE \% & 17% & 16% \\ \hline \end{tabular}