Can you do the Ratio analysis for the ratios shown below? Use the data below provided from the financial statements of Southwest Airlines. Only for each of the past 3 years.

a. Profitability ratios

b. Liquidity ratios

c. Leverage ratios

d. Activity ratios

e. Price-to-earnings ratio

f. The changes between years included in the calculations

Southwest Airlines Co. Consolidated Statement of Income (Loss) Southwest Airlines Co. Consolidated Statement of Income (Loss) (in millions, except per share amounts) Southwest Airlines Co. Consolidated Statement of Income (in millions, except per share amounts) OPERATING INCOME (LOSS) (3,816) 2,957 3,206 OTHER EXPENSES (INCOME): Interest expense Capitalized interest Interest income Other (gains) losses, net Total other expenses (income) INCOME (LOSS) BEFORE INCOME TAXES PROVISION (BENEFIT) FOR INCOME TAXES NET INCOME (LOSS) NET INCOME (LOSS) PER SHARE, BASIC NET INCOME (LOSS) PER SHARE, DILUTED \begin{tabular}{|c|c|c|c|c|c|} \hline & 349 & & 118 & & 131 \\ \hline & (35) & & (36) & & (38) \\ \hline & (32) & & (90) & & (69) \\ \hline & 158 & & 8 & & 18 \\ \hline & 440 & & = & & 42 \\ \hline & (4,256) & & 2,957 & & 3,164 \\ \hline & (1,182) & & 657 & & 699 \\ \hline$ & (3,074) & $ & 2,300 & $ & 2,465 \\ \hline$ & (5.44) & $ & 4.28 & $ & 4.30 \\ \hline$ & (5.44) & $ & 4.27 & $ & 4.29 \\ \hline \end{tabular} OPERATING INCOME (LOSS) OTHER EXPENSES (INCOME): Interest expense Capitalized interest Interest income Loss on extinguishment of debt Other (gains) losses, net Total other expenses (income) INCOME (LOSS) BEFORE INCOME TAXES PROVISION (BENEFIT) FOR INCOME TAXES NET INCOME (LOSS) NET INCOME (LOSS) PER SHARE, BASIC NET INCOME (LOSS) PER SHARE, DILUTED 1,017 1,721 (3,816) 467 (13) (50)28 1,325 348 \begin{tabular}{ll} \hline & 977 \\ \hline \hline$ & 1.65 \\ \hline \hline & 1.61 \\ \hline \end{tabular} 349 (32) \begin{tabular}{|c|c|} \hline & 349 \\ \hline & (35) \\ \hline & (32) \\ \hline & \\ \hline & 158 \\ \hline & 440 \\ \hline & (4,256) \\ \hline & (1,182) \\ \hline$ & (3,074) \\ \hline$ & (5.44) \\ \hline s & (5.44) \\ \hline \end{tabular} OPERATING INCOME OTHER EXPENSES (INCOME): Interest expense Capitalized interest Interest income Other (gains) losses, net Total other expenses (income) INCOME BEFORE INCOME TAXES PROVISION (BENEFIT) FOR INCOME TAXES NET INCOME NET INCOME PER SHARE, BASIC NET INCOME PER SHARE, DILUTED 2,957 3,206 \begin{tabular}{l} 118 \\ (36) \\ (90) \\ 8 \\ E \\ \hline \end{tabular} 2,957 \begin{tabular}{|c|c|} \hline \multicolumn{2}{|r|}{118} \\ \hline & (36) \\ \hline & (90) \\ \hline & 8 \\ \hline & \\ \hline & 2,957 \\ \hline & 657 \\ \hline$ & 2,300 \\ \hline$ & 4.28 \\ \hline$ & 4.27 \\ \hline \end{tabular} \begin{tabular}{l} 131 \\ (38) \\ (69) \\ 18 \\ 42 \\ \hline \end{tabular} \begin{tabular}{|c|c|} \hline & 3,164 \\ \hline & 699 \\ \hline$ & 2,465 \\ \hline$ & 4.30 \\ \hline$ & 4.29 \\ \hline \end{tabular} 3,407 \begin{tabular}{|c|c|c|c|} \hline & 131 & & 114 \\ \hline & (38) & & (49) \\ \hline & (69) & & (35) \\ \hline & 18 & & 112 \\ \hline & 42 & & 142 \\ \hline & 3,164 & & 3,265 \\ \hline & 699 & & (92) \\ \hline$ & 2,465 & $ & 3,357 \\ \hline$ & 4.30 & $ & 5.58 \\ \hline$ & 4.29 & $ & 5.57 \\ \hline \end{tabular} Southwest Airlines Co. Consolidated Statement of Income (Loss) Southwest Airlines Co. Consolidated Statement of Income (Loss) (in millions, except per share amounts) Southwest Airlines Co. Consolidated Statement of Income (in millions, except per share amounts) OPERATING INCOME (LOSS) (3,816) 2,957 3,206 OTHER EXPENSES (INCOME): Interest expense Capitalized interest Interest income Other (gains) losses, net Total other expenses (income) INCOME (LOSS) BEFORE INCOME TAXES PROVISION (BENEFIT) FOR INCOME TAXES NET INCOME (LOSS) NET INCOME (LOSS) PER SHARE, BASIC NET INCOME (LOSS) PER SHARE, DILUTED \begin{tabular}{|c|c|c|c|c|c|} \hline & 349 & & 118 & & 131 \\ \hline & (35) & & (36) & & (38) \\ \hline & (32) & & (90) & & (69) \\ \hline & 158 & & 8 & & 18 \\ \hline & 440 & & = & & 42 \\ \hline & (4,256) & & 2,957 & & 3,164 \\ \hline & (1,182) & & 657 & & 699 \\ \hline$ & (3,074) & $ & 2,300 & $ & 2,465 \\ \hline$ & (5.44) & $ & 4.28 & $ & 4.30 \\ \hline$ & (5.44) & $ & 4.27 & $ & 4.29 \\ \hline \end{tabular} OPERATING INCOME (LOSS) OTHER EXPENSES (INCOME): Interest expense Capitalized interest Interest income Loss on extinguishment of debt Other (gains) losses, net Total other expenses (income) INCOME (LOSS) BEFORE INCOME TAXES PROVISION (BENEFIT) FOR INCOME TAXES NET INCOME (LOSS) NET INCOME (LOSS) PER SHARE, BASIC NET INCOME (LOSS) PER SHARE, DILUTED 1,017 1,721 (3,816) 467 (13) (50)28 1,325 348 \begin{tabular}{ll} \hline & 977 \\ \hline \hline$ & 1.65 \\ \hline \hline & 1.61 \\ \hline \end{tabular} 349 (32) \begin{tabular}{|c|c|} \hline & 349 \\ \hline & (35) \\ \hline & (32) \\ \hline & \\ \hline & 158 \\ \hline & 440 \\ \hline & (4,256) \\ \hline & (1,182) \\ \hline$ & (3,074) \\ \hline$ & (5.44) \\ \hline s & (5.44) \\ \hline \end{tabular} OPERATING INCOME OTHER EXPENSES (INCOME): Interest expense Capitalized interest Interest income Other (gains) losses, net Total other expenses (income) INCOME BEFORE INCOME TAXES PROVISION (BENEFIT) FOR INCOME TAXES NET INCOME NET INCOME PER SHARE, BASIC NET INCOME PER SHARE, DILUTED 2,957 3,206 \begin{tabular}{l} 118 \\ (36) \\ (90) \\ 8 \\ E \\ \hline \end{tabular} 2,957 \begin{tabular}{|c|c|} \hline \multicolumn{2}{|r|}{118} \\ \hline & (36) \\ \hline & (90) \\ \hline & 8 \\ \hline & \\ \hline & 2,957 \\ \hline & 657 \\ \hline$ & 2,300 \\ \hline$ & 4.28 \\ \hline$ & 4.27 \\ \hline \end{tabular} \begin{tabular}{l} 131 \\ (38) \\ (69) \\ 18 \\ 42 \\ \hline \end{tabular} \begin{tabular}{|c|c|} \hline & 3,164 \\ \hline & 699 \\ \hline$ & 2,465 \\ \hline$ & 4.30 \\ \hline$ & 4.29 \\ \hline \end{tabular} 3,407 \begin{tabular}{|c|c|c|c|} \hline & 131 & & 114 \\ \hline & (38) & & (49) \\ \hline & (69) & & (35) \\ \hline & 18 & & 112 \\ \hline & 42 & & 142 \\ \hline & 3,164 & & 3,265 \\ \hline & 699 & & (92) \\ \hline$ & 2,465 & $ & 3,357 \\ \hline$ & 4.30 & $ & 5.58 \\ \hline$ & 4.29 & $ & 5.57 \\ \hline \end{tabular}