In these cases, the wavefunctions of the system in question are represented as vectors, the components of which correspond to coefficients in a linear combination of the basis functions in the basis set used. The operators are then represented as matrices, (rank two tensors), in this finite basis.
General data can be found below: The highest rate for a single month is shared by November and December of 1982 with an unemployment rate of 10.8%. The year with the highest average unemployment rate was 1982 with an average unemployment rate of 9.71%. --. The lowest rate for a single month is shared by May and June of 1953 with an unemployment rate of 2.5%. The year with the lowest average unemployment rate was 1953 with an average unemployment rate of 2.93%.
One of the most widely recognized indicators of a recession is higher unemployment rates. In December 2007, the national unemployment rate was 5.0 percent, and it had been at or below that rate for the previous 30 months. At the end of the recession, in June 2009, it was 9.5 percent. In the months after the recession, the unemployment rate peaked at 10.0 percent (in October 2009).