Unemployment in the real world

Use this link to examine unemployment withing the U.S. : https://www.google.com/publicdata/explore?ds=z1ebjpgk2654c1_&met_y=unemployment_rate&idim=country:US&fdim_y=seasonality:S&hl=en&dl=en#!ctype=l&strail=false&bcs=d&nselm=h&met_y=unemployment_rate&fdim_y=seasonality:S&scale_y=lin&ind_y=false&rdim=country&idim=country:US&idim=state:ST1600000000000:ST2600000000000:ST3800000000000&ifdim=country&tstart=635842800000&tend=1587708000000&hl=en_US&dl=en&ind=false

1. what is the current unemployment rate in the u.s?
2. What's the unemployment rate in Idaho?
3. What year (s) was the "great recession" in the US? How do you know
4. Why is North Dakota's unemployment rate so low?
5. Why is Michigan's unemployment rate so high?
6. Use the check boxes on the side to add one or more states. Which did you choose? how does their unemployment rate compare to those on the screen already?