Given the Term Structure below:

1 year = 3.1%

2 years = 4.8%

3 years = 5.9%

4 years = 6.6%

5 years = 7.1%

Based on the expectations hypothesis, what does the market expect the 1 year rate in 4 year to be?

Enter your answer as a percentage, without the percentage sign ('%'), and rounded to 1 decimal. Example: if your answer is 0.12345, that's equivalent to 12.3%, so enter 12.3