and 49, and 171 people or 14.6% are between 50 and 59. The senior population distribution is 121 people or 10.3% of the population are between 60 and 69 years old, 50 people or 4.3% are between 70 and 79, there are 20 people or 1.7% who are between 80 and 89,and there are 2 people or 0.2% who are 90 and older. the average number of residents per living room was 0.58 which is about equal to the cantonal average of 0.57 per room. In this case, a room is defined as space of a housing unit of at least as normal bedrooms, dining rooms, living rooms, kitchens and habitable cellars and attics. About 73.5% of the total households were owner occupied, or in other words did not pay rent (though they may have a mortgage or a rent-to-own agreement). , there were 22 homes with 1 or 2 persons in the household, 125 homes with 3 or 4 persons in the household, and 231 homes with 5 or more persons in the household. , there were 391 private households (homes and apartments) in the municipality, and an average of 2.8 persons per household. there were 268 single family homes (or 56.9% of the total) out of a total of 471 homes and apartments. There were a total of 0 empty apartments for a 0.0% vacancy rate. , the construction rate of new housing units was 8.6 new units per 1000 residents. In the 2007 federal election the most popular party was the SVP which received 36.6% of the vote. The next three most popular parties were the CVP (21.8%), the SP (13.6%) and the FDP (9.7%). The historical population is given in the following table: Economy , Buttwil had an unemployment rate of 1.39%. , there were 39 people employed in the primary economic sector and about 14 businesses involved in this sector. 47 people are employed in the secondary sector and there are 14 businesses in this sector. 119 people are employed in the tertiary sector, with 31 businesses in this sector. there were 574 workers who lived in the municipality. Of these, 456 or about 79.4% of the residents worked outside Buttwil while 86 people commuted into the municipality for work. There were a total of 204 jobs (of at least 6 hours per week) in the municipality. Of the working population, 8.3% used public transportation