A minimum of 20% of overall tract area shall be reserved for open space and recreation purposes. These areas may include, but not be limited to, unoccupied, naturally vegetated open space, stormwater management basins, freshwater wetlands (if applicable), flood hazard areas (if applicable), area that may be used for active recreation including clubhouse, playground, athletic fields, basketball or tennis courts, or other similar activities. The provision of active recreation areas shall be at the sole discretion of the applicant for development. A minimum of 60% of required open space shall be area that may be used for active and passive recreation.