The census taker rang the doorbell and was quite surprised when the door was opened by a nude woman.
"Don't be alarmed," she said, "I'm a nudist."
Although somewhat embarrassed, the man proceeded to ask the routine questions. When his asked, "How many children do you have?"
The lady replied, "Eighteen."
"Lady," he gasped, "you're not a nudist, you just don't have time to get dressed!