Given the below information, what is the percentage change in SunPath's labor partial productivity measure between 2018 & 2019? 2018 2019 Output: Sales (Millions) $3.9 $2.9 Inputs: Labor $40,000 $42,000 Raw Materials $45,000 $61,000 Energy $10,000 $10,000 Capital Expenses $150,000 $188,000 Other $2,000 $6,000 Give your answer in percent form to 2 decimal places without percent sign. For example, if the answer is 51.12% then input 51.12 and NOT 0.5112 or 51.12%. Also, indicate a negative change like -51.12 if needed