Updated with daily numbers from AAA.com for the Reno, Nevada area.

Period Reg. Mid. Pre. Diesel
Current $5.12 $5.32 $5.54 $6.38
Yesterday $5.13 $5.34 $5.55 $6.39
Week Ago $5.20 $5.40 $5.62 $6.44
Month Ago $5.02 $5.20 $5.40 $5.67
Year Ago $4.18 $4.41 $4.59 $3.97