Working Capital Efficiency
The data from Quater 2 in 2019 to Quater 1 in 2020 includes 3 quarters.

Liabilities on Revenue
Current assets on Revenue

Cost Efficiency
The data from Quater 2 in 2019 to Quater 1 in 2020 includes 3 quarters.

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

Invest Efficiency
The data from Quater 2 in 2019 to Quater 1 in 2020 includes 3 quarters.

Retained Earning on Assets
Earning Per Share


Financial data for Q2 2019 to Q1 2020 is insufficient for comprehensive analysis. Key metrics like working capital efficiency, cost efficiency, investment efficiency, the ratio of retained earnings to revenue, SG&A expenses, retained earnings on assets, and earnings per share lack specific numerical values.  No conclusions can be drawn from the given information.