occupied, while 87 apartments (29.2%) were seasonally occupied and 28 apartments (9.4%) were empty. The vacancy rate for the municipality, , was 1.71%. The historical population is given in the following chart: Sights The entire Taubenlochschlucht (Taubenloch Canyon), which is shared between Biel/Bienne, Orvin, Péry and Vauffelin, is designated as part of the Inventory of Swiss Heritage Sites. Politics In the 2011 federal election the most popular party was the Swiss People's Party (SVP) which received 27.6% of the vote. The next two most popular parties were the Social Democratic Party (SP) (22.7%), and the Green Party (15.9%) . In the federal election, a total of 96 votes were cast, and the voter turnout was 33.7%. Economy , Vauffelin had an unemployment rate of 2.79%. , there were a total of 81 people employed in the municipality. Of these, there were 12 people employed in the primary economic sector and about 5 businesses involved in this sector. 17 people were employed in the secondary sector and there were 3 businesses in this sector. 52 people were employed in the tertiary sector, with 7 businesses in this sector. There were 216 residents of the municipality who were employed in some capacity, of which females made up 40.3% of the workforce. there were a total of 70 full-time equivalent jobs. The number of jobs in the primary sector was 10, all of which were in agriculture. The number of jobs in the secondary sector was 13 of which 11 or (84.6%) were in manufacturing and 2 (15.4%) were in construction. The number of jobs in the tertiary sector was 47. In the tertiary sector; 3 or 6.4% were in wholesale or retail sales or the repair of motor vehicles, and 40 or 85.1% were technical professionals or scientists. , there were 38 workers who commuted into the municipality and 173 workers who commuted away. The municipality is a net exporter of workers, with about 4.6 workers leaving the municipality for every one entering. Of the working population, 19.9% used public transportation to get to work, and 63.4% used a private car. Religion From the , 81 or 18.2% were Roman Catholic, while 228 or 51.2% belonged to the Swiss Reformed Church. Of the rest of the population, there were 24 individuals (or about 5.39% of the population) who belonged to another Christian church. There were 46 (or about 10.34% of the population)