while 31 were built between 1990 and 2000. The greatest number of single family homes (31) were built between 1971 and 1980. there were 203 apartments in the municipality. The most common apartment size was 5 rooms of which there were 58. There were 3 single room apartments and 91 apartments with five or more rooms. Of these apartments, a total of 196 apartments (96.6% of the total) were permanently occupied, while 4 apartments (2.0%) were seasonally occupied and 3 apartments (1.5%) were empty. , the construction rate of new housing units was 0 new units per 1000 residents. the average price to rent a two-room apartment was about 715.00 CHF (US$570, £320, €460), a three-room apartment was about 994.00 CHF (US$800, £450, €640) and a four-room apartment cost an average of 1270.00 CHF (US$1020, £570, €810). The vacancy rate for the municipality, , was 0%. The historical population is given in the following chart: Politics In the 2007 federal election the most popular party was the SVP which received 48.06% of the vote. The next three most popular parties were the SP (15.01%), the FDP (14.54%) and the Green Party (14.07%). In the federal election, a total of 187 votes were cast, and the voter turnout was 51.2%. Economy , Diepflingen had an unemployment rate of 1.57%. , there were 6 people employed in the primary economic sector and about 1 business involved in this sector. 96 people were employed in the secondary sector and there were 11 businesses in this sector. 42 people were employed in the tertiary sector, with 8 businesses in this sector. There were 280 residents of the municipality who were employed in some capacity, of which females made up 38.2% of the workforce. the total number of full-time equivalent jobs was 117. The number of jobs in the primary sector was, all of which were in agriculture. The number of jobs in the secondary sector was 74, of which 49 or (66.2%) were in manufacturing and 26 (35.1%) were in construction. The number of jobs in the tertiary sector was 43. In the tertiary sector; 15 or 34.9% were in wholesale or retail sales or the repair of motor vehicles, 3 or 7.0% were in a hotel or restaurant, 12 or 27.9% were technical professionals or scientists, 5 or 11.6% were in education. , there were 77 workers who commuted into the municipality and