Earlier quoted context omitted.
35 whole people with no fractional people isn't that large o a number. If you use a period for the thousands mark, what do you use for the decimal part a semi-colon?
In Europe, the "." and "," characters in a number have the complete opposite meaning to when used in US/UK/Australian etc. numbers.
Also, a funny note: In Switzerland we have 3 formats depending if it is a currency, not a currency, or hand written :p