Some colors are worse than others, and some environments are harsher on paints & finishes than others. Generally speaking, although it does happen with some regularity, I wouldn't call it normal.
No way to fix clear coat though. Just has to be removed in reapplied. Regularly washing and waxing helps protect the clear coat.
1998 BMW 328is Shooting Brake
1966 Pontiac GTO
2007 Subaru Impreza 2.5i 5-door
View my photos: Caught in the Wild