The hollowed-out icons remain at the full height, as they correspond with the 100% values in my data. The colored icons, on the other hand, grow and shrink with my variable data. You can use the ...

Excel is displaying the appropriate icons, but you might totally miss that those icons don’t represent the data’s intent. Use conditional formatting. There is a fix.

Created by interface-design guru Aza Raskin, these "privacy icons" will provide websites with an easy way to inform users when their privacy is being respected or threatened online.