1983. However, by the late 1990s the watch industry had rebounded and watch part plants and workshops reopened. In 2005, just over 40% of the jobs in the municipality were in manufacturing. Geography Tramelan has an area of . Of this area, or 58.5% is used for agricultural purposes, while or 31.5% is forested. Of the rest of the land, or 8.8% is settled (buildings or roads) and or 1.2% is unproductive land. Of the built up area, housing and buildings made up 5.0% and transportation infrastructure made up 2.7%. Out of the forested land, 27.5% of the total land area is heavily forested and 4.0% is covered with orchards or small clusters of trees. Of the agricultural land, 6.8% is used for growing crops and 34.2% is pastures and 17.3% is used for alpine pastures. The municipality is located in the Bernese Jura. It was formed in 1952 when the formerly independent municipalities of Tramelan-Dessus and Tramelan-Dessous merged to form Tramelan. On 31 December 2009 District de Courtelary, the municipality's former district, was dissolved. On the following day, 1 January 2010, it joined the newly created Arrondissement administratif Jura bernois. Coat of arms The blazon of the municipal coat of arms is Gules on a Bend sinister Argent three Linden Leaves issuant from chief of the first. Demographics Tramelan has a population () of . , 11.4% of the population are resident foreign nationals. Over the last 10 years (2000-2010) the population has changed at a rate of 1.7%. Migration accounted for 3.7%, while births and deaths accounted for -1.7%. Most of the population () speaks French (3,593 or 86.3%) as their first language, German is the second most common (343 or 8.2%) and Italian is the third (85 or 2.0%). , the population was 49.8% male and 50.2% female. The population was made up of 1,862 Swiss men (43.8% of the population) and 257 (6.0%) non-Swiss men. There were 1,907 Swiss women (44.8%) and 228 (5.4%) non-Swiss women. Of the population in the municipality, 2,199 or about 52.8% were born in Tramelan and lived there in 2000. There were 658 or 15.8% who were born in the same canton, while 617 or 14.8% were born somewhere else in Switzerland, and 550 or 13.2% were born outside of Switzerland. , children and teenagers (0–19 years old) make up 21.8% of the population, while adults (20–64 years old) make up