You have invested $10,000 in this ETF at the beginning of year 2019 and its year-end value was $13,600. Then what was your estimate of its daily arithmetic mean rate of return for the year 2019? (1) 0.1231%; (2) 0.1303%; (3) 0.1540%; (4) 0.1615%; (5) 0.3371%; (6) 0.4150%; (7) 0.7231%; (8) 0.9487%; Daily rate of return((=P1/P,-1) in year 2019 Daily standard deviation 1.2% # of trading days 250