I don't know an real number but I do know there is alot and most people use guidedogs because they are blind and stuff like that.
Guide dogs
There is no record of how many people use it.
It depends on what you think is "many people", but generally, many people do use it.
There are two sites in particular that offer excellent information on guide dogs. GuideDogs and GuideDogsofAmerica are both great sources of information.
many people use it a day buckethead!
There is no record of how many people use it.
There are no studies on this, but many people do use online homework.
people use light for many things
About % of the people with the Smartphones use the GPS.
Many people!
Not that many people hate it. But a lot of people do not use it.
Many many people use youtube but they just use it to lie about their age and other things like that