Can you show the calculation process of the number 1.5 in the row of Population 15+ ('000) and the column of yearly variation (%) in the table of " Ontario monthly Labour Force Statistics" on page 2? Note: Choose the right combination of the three steps: 1. Find the difference between September 2022 and September 2021; 2. Divide the difference by the number of September 2021; 3. Divide the difference by the number of September 2022