Vacation Trips (March 1971)

Vacation trips of respondent in the last year. Topics: Frequency of travel, destination and vacation length; month of start of trip; party preference; membership;...受访者过去一年的度假出行情况。调研主题包括：出行频次、目的地与度假时长；出行起始月份；同行人员偏好；会籍情况；……