272: Ronald McDonald Houses in 30 countries and regions
10: Million families served
6,000-plus: bedrooms worldwide available for families every night
1,000,000: hours volunteered annually
4032: Spruce St., where the original one opened in Philly in Oct. 15, 1974
3925: Chestnut St., where the second one opened here on May 19, 1981. It eventually was tripled in capacity, to 43 rooms.
3: of January 2008, the date that next home in the vast network to open. That will take place here, at Front and Erie streets, on the campus of St. Christopher's Hospital for Children.