The Tribune is tracking 11 everyday costs for Americans — eggs, milk, bread, bananas, oranges, tomatoes, chicken, ground beef, gasoline, electricity and natural gas — and how they are changing, or

U.S. natural gas prices remain relatively stable around $3.10–$3.40/MMBtu because export terminals are already operating near full capacity and domestic production continues to rise.

The increase of gas prices comes as the Strait of Hormuz is shut - that's where nearly one-fifth of the world's oil and liquefied natural gas passes.

Some Charlotte residents reported winter Piedmont Natural Gas bills as high as $1,000, even without increased use.