Last Week Tennesseans Saw Dramatic Jumps In Pump Prices But Now Prices Have Reversed Course And Are Falling. Over The Course Of The Last Week Prices At The Pump Fell On Average Two Cents. Megan Cooper With Triple A, Says It’s Likely The State Will Continue To See Fluctuations In Prices Over The Week, But They Should Trend Slightly Slower. Tennessee Is Now Ranked 6th Least Expensive Market In The Nation.