Currently, the stock index stands at $100$ and the leveraged ETF is selling for $$100.$ The ETF should generate a return that is two times the daily return on the index. Over the next $10$ days, the value of the index is:

Day Value of the Index

$1100$

$2115$

$395$

$490$

$580$

$670$

$790$

$8110$

$9130$

$10100$

If you bought the ETF on day $1$ and held it through day $10,$ what percentage return do you earn on the investment? Enter the answer as a percent. Do not put $\%$ sign. Round the answer to two decimal points. If the answer is negative, enter the answer as a negative number.