we don't really know yet, all statistics upto 2007 are recorded on the American society of plastic surgeons website (http://www.plasticsurgery.org/Media/Statistics.HTML)they also have trend lines...
because they either want to fit into society or just over all look and feel beautiful for someone else like a lover or for themselfs.
If your a rapist.
About 1 in every 250 people are estimated to be anorexic.
Over 5 million people in the UK suffer from asthma.
Discussing Plastic Surgery
Crafting New Ears for People with Deformities
Facial Rejuvenation
Learn about Living with Disability and Liposuction