Working Capital Efficiency
The data from Quater 1 in 2021 to Quater 3 in 2021 includes 3 quarters.

Liabilities on Revenue
Current assets on Revenue

Cost Efficiency
The data from Quater 1 in 2021 to Quater 3 in 2021 includes 3 quarters.

Ratio of Retained Earnings to Revenue
Selling, General & Administrative (SG&A) Expense Ratio

Invest Efficiency
The data from Quater 1 in 2021 to Quater 3 in 2021 includes 3 quarters.

Retained Earning on Assets
Earning Per Share


Insufficient data is available to analyze working capital, cost, or investment efficiency for the period Q1 2021 to Q3 2021.  The provided information only lists the categories of ratios to be considered (Liabilities on Revenue, Current Assets on Revenue, Ratio of Retained Earnings to Revenue, Selling, General & Administrative (SG&A) Expense Ratio, Retained Earnings on Assets, and Earnings Per Share) but contains no actual numerical values.  Therefore, no key ideas or information can be extracted.