of which there were 39. There were 11 single room apartments and 75 apartments with five or more rooms. Of these apartments, a total of 166 apartments (96.0% of the total) were permanently occupied, while 6 apartments (3.5%) were seasonally occupied and one apartment was empty. , the construction rate of new housing units was 18.5 new units per 1000 residents. 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 33.86% of the vote. The next three most popular parties were the SP (15.33%), the FDP (14.64%) and the Green Party (12.07%). In the federal election, a total of 154 votes were cast, and the voter turnout was 47.4%. Economy , Oulens-sous-Échallens had an unemployment rate of 3%. , there were 34 people employed in the primary economic sector and about 15 businesses involved in this sector. 16 people were employed in the secondary sector and there were 8 businesses in this sector. 62 people were employed in the tertiary sector, with 15 businesses in this sector. There were 228 residents of the municipality who were employed in some capacity, of which females made up 45.2% of the workforce. the total number of full-time equivalent jobs was 86. The number of jobs in the primary sector was 19, all of which were in agriculture. The number of jobs in the secondary sector was 15 of which 7 or (46.7%) were in manufacturing and 7 (46.7%) were in construction. The number of jobs in the tertiary sector was 52. In the tertiary sector; 27 or 51.9% were in wholesale or retail sales or the repair of motor vehicles, 15 or 28.8% were in the movement and storage of goods, 1 was in a hotel or restaurant, 1 was in the information industry, 2 or 3.8% were technical professionals or scientists, 3 or 5.8% were in education. , there were 25 workers who commuted into the municipality and 158 workers who commuted away. The municipality is a net exporter of workers, with about 6.3 workers leaving the municipality for every one entering. Of the working population, 3.5% used public transportation to get to work, and 69.7% used a private car. Religion From the , 68 or 15.9% were Roman Catholic, while 280 or 65.6% belonged to the Swiss