Why is the Blended Tax Rate showing as 10.1% when the taxable income is well below the $11,000 threshold to be taxed at 10%?

Total income: $16,908
Deductions: -$13,850
Taxable Income: $3,058
Blended Tax Rate: x 10.1% (appears to be inaccurate - expected this value to be 10.0%)