Shall San Mateo County enact a one-eighth cent sales tax, with annual audits and reports to the community, to support parks and recreation services provided by cities, the county and special districts, including, but not limited to: maintaining and improving park bathrooms, picnic areas and athletic facilities; repairing and upgrading playgrounds and play structures; improving access to parks and playgrounds for the disabled; preserving natural open spaces; and maintaining hiking, walking and biking trails?