Recent Gas Prices

Here's the recent price movement at the Costco near my home in Sandy, Utah:

(price per gallon, all for 85 octane - we're at 4500 feet here)

Feb 14: $1.999
Feb 28: $2.069
Mar 19: $2.309
Mar 27: $2.399
Apr 09: $2.539
Apr 11: $2.549
Apr 20: $2.639
Apr 25: $2.739
May 10: $3.049
May 23: $3.129

That's a $1.13 increase in 98 days, or 56%.