A shoe survey

So did you ever wonder who buys more shoes - American or French women? and what do they buy? Here's the survey that answers all the important shoe questions, because "need" when it comes to shoes is a relative term as I always say to D. when he asks me do you really need another pair of shoes: http://worldcrunch.com/europe-womens-shoe-style-choices-reflect-national-identities/5351