90 and older. , there were 88,420 people who were single and never married in the district. There were 85,473 married individuals, 11,797 widows or widowers and 14,807 individuals who are divorced. There were 43,415 households that consist of only one person and 3,821 households with five or more people. Out of a total of 97,876 households that answered this question, 44.4% were households made up of just one person and there were 476 adults who lived with their parents. Of the rest of the households, there are 21,984 married couples without children, 21,225 married couples with children There were 5,781 single parents with a child or children. There were 2,722 households that were made up of unrelated people and 2,273 households that were made up of some sort of institution or another collective housing. The historical population is given in the following chart: Mergers and name changes On 1 September 2006 the municipalities of Cheseaux-sur-Lausanne, Epalinges, Jouxtens-Mézery, Lausanne, Le Mont-sur-Lausanne and Romanel-sur-Lausanne came from the old Lausanne district to the new Lausanne district. The municipalities of Belmont-sur-Lausanne, Paudex and Pully went to the new District de Lavaux-Oron. The municipalities of Crissier, Prilly and Renens went to the new District de l'Ouest lausannois. Politics In the 2007 federal election the most popular party was the SP which received 25.88% of the vote. The next three most popular parties were the Green Party (18.11%), the SVP (17.41%) and the FDP (11.33%). In the federal election, a total of 32,749 votes were cast, and the voter turnout was 43.9%. Religion From the , 76,732 or 38.3% were Roman Catholic, while 58,655 or 29.3% belonged to the Swiss Reformed Church. Of the rest of the population, there were 4,401 members of an Orthodox church (or about 2.20% of the population), there were 138 individuals (or about 0.07% of the population) who belonged to the Christian Catholic Church, and there were 4,043 individuals (or about 2.02% of the population) who belonged to another Christian church. There were 1,257 individuals (or about 0.63% of the population) who were Jewish, and 10,973 (or about 5.47% of the population) who were Islamic. There were 667 individuals who were Buddhist, 1,063 individuals who were Hindu and 489 individuals who belonged to another church. 30,469 (or about 15.20% of the population) belonged to no church, are agnostic or atheist, and 11,610 individuals (or about 5.79% of the population) did