Most people know what it’s like to stroll into the doctor’s office for a routine checkup only to hop on the scale and receive a startling dose of reality (“yes, sir, you weigh 20 pounds more than last year; also, you can’t eat those chicken wings in here). Mayor Mark Mallory today received some bad news he probably should have expected, as the latest U.S. Census figures show a 10-percent drop in Cincinnati’s population during the last decade.