non-mandatory upper secondary education or additional higher education (either university or a Fachhochschule). There are 12605 households in Uster. Uster has an unemployment rate of 3.28%. , there were 392 people employed in the primary economic sector and about 92 businesses involved in this sector. 3,204 people are employed in the secondary sector and there are 238 businesses in this sector. 9475 people are employed in the tertiary sector, with 1091 businesses in this sector. 51.5% of the working population were employed full-time, and 48.5% were employed part-time. there were 9,366 Catholics and 11,890 Protestants in Uster. In the 2000 census, religion was broken down into several smaller categories. From the , 45% were some type of Protestant, with 41.8% belonging to the Swiss Reformed Church and 3.3% belonging to other Protestant churches. 31.7% of the population were Catholic. Of the rest of the population, 5.4% were Muslim, 7.2% belonged to another religion (not listed), 3.4% did not give a religion, and 11.7% were atheist or agnostic. Weather Uster has an average of 135.4 days of rain per year and on average receives of precipitation. The wettest month is June during which time Uster receives an average of of precipitation. During this month there is precipitation for an average of 13.1 days. The driest month of the year is October with an average of of precipitation over 13.1 days. Wakker Prize Uster received the Wakker Prize from the Swiss Heritage Society in 2001 for the city's efforts to maintain an identity within the anonymous Swiss Agglomeration around Zurich. The Society noted that developed land was clearly separated from the neighboring farming land. They praised the efforts that the city had made to integrate old and new buildings and to build with harmonious architectural styles. Education Primarschule Uster serves primary school children, while Sekundarschulverwaltung Uster serves students at the secondary school level. The Bildungszentrum Uster includes three institutions: Berufsfachschule Uster (vocational school), Kantonsschule Uster (gymnasium), and Höhere Fachschule Uster. The Japanese School in Zurich, Switzerland's sole primary and junior high Japanese international day school, is located in Uster. The Stadt- und Regionalbibliothek Uster and the Stadtarchiv und Kläui Bibliothek are located in the city limits. The Bibliothek Nänikon is located in Nänikon, also in the city limits. Notable people Jakob Heusser-Staub (1862–1941) a Swiss industrialist and philanthropist Fritz Nussbaum (1924–2013) a Swiss athlete, competed in the men's decathlon at the 1948