Ditto in NYC. You'd be surprised ( or at least I was ) to find out that certain salads are quite the calorie bombs while other dishes ( ex. pasta bolognese ) have far fewer calories than you'd think.
I was thinking the same thing about NYC (though I don't live there) as I remembered reading that a study found it did have an impact on people's eating habits:
http://www.gsb.stanford.edu/news/starbucks.html