So yea i got my assingment working so i need help on this part!

The average sunshine for month is 1 from 2009 to 2011 is 39.0

The average sunshine for month is 2 from 2009 to 2011 is 38.333333333333336

The average sunshine for month is 3 from 2009 to 2011 is 39.0

The average sunshine for month is 4 from 2009 to 2011 is 21.666666666666668

The average sunshine for month is 5 from 2009 to 2011 is 38.0

The average sunshine for month is 6 from 2009 to 2011 is 38.666666666666664

The average sunshine for month is 7 from 2009 to 2011 is 39.0

The average sunshine for month is 8 from 2009 to 2011 is 42.0

The average sunshine for month is 9 from 2009 to 2011 is 21.333333333333332

The average sunshine for month is 10 from 2009 to 2011 is 20.333333333333332

The average sunshine for month is 11 from 2009 to 2011 is 5.0

The average sunshine for month is 12 from 2009 to 2011 is 5.666666666666667

But how do i get all the numbers to be like 39.0, 39.0, 38.0, 39.0, 42.0, 5.0? help please