of the total) out of a total of 317 inhabited buildings. There were 22 two family buildings (6.9%), 28 three family buildings (8.8%) and 80 multi-family buildings (or 25.2%). There were 656 (or 27.1%) persons who were part of a couple without children, and 1,154 (or 47.7%) who were part of a couple with children. There were 128 (or 5.3%) people who lived in single parent home, while there are 23 persons who were adult children living with one or both parents, 14 persons who lived in a household made up of relatives, 16 who lived in a household made up of unrelated persons, and 62 who are either institutionalized or live in another type of collective housing. The vacancy rate for the municipality, , was 2.45%. , the construction rate of new housing units was 4.5 new units per 1000 residents. there were 1,132 apartments in the municipality. The most common apartment size was the 4 room apartment of which there were 381. There were 39 single room apartments and 112 apartments with six or more rooms. the average price to rent an average apartment in Horn was 1056.30 Swiss francs (CHF) per month (US$850, £480, €680 approx. exchange rate from 2000). The average rate for a one-room apartment was 482.61 CHF (US$390, £220, €310), a two-room apartment was about 806.76 CHF (US$650, £360, €520), a three-room apartment was about 974.84 CHF (US$780, £440, €620) and a six or more room apartment cost an average of 1509.00 CHF (US$1210, £680, €970). The average apartment price in Horn was 94.7% of the national average of 1116 CHF. In the 2007 federal election the most popular party was the SVP which received 39.71% of the vote. The next three most popular parties were the CVP (22.13%), the FDP (13.85%) and the SP (12.23%). In the federal election, a total of 687 votes were cast, and the voter turnout was 42.3%. The historical population is given in the following table: Economy , Horn had an unemployment rate of 1.64%. , there were 22 people employed in the primary economic sector and about 8 businesses involved in this sector. 350 people are employed in the secondary sector and there are 28 businesses in this sector. 684 people are employed in the tertiary sector, with 98 businesses in this sector. there were 1,599 workers who lived in the municipality. Of these, 863 or about