The economic growth and unemployment in Washington from the end of World War II through today would most accurately be represented as wavy lines rising and falling from left to right.
This pattern reflects the fluctuations in economic growth due to various recessions and expansions over the decades, including the post-war economic boom, the oil crises, the dot-com boom and bust, and more recent economic fluctuations. Unemployment rates would also show variability due to these economic conditions.