Himachal Pradesh is spread across valleys, and 90% of the population lives in villages and towns. However, the state has achieved 100% hygiene and practically no single house is without a toilet. The villages are well connected to roads, public health centers, and now with Lokmitra kendra using high-speed broadband. Shimla district has maximum urban population of 25%. According to a 2005 Transparency International survey, Himachal Pradesh is ranked the second-least corrupt state in the country after Kerala. The hill stations of the state are among the most visited places in the country. The government has successfully imposed environmental protection and tourism development, meeting European standards, and it is the only state which forbids the use of polyethylene and tobacco products.[citation needed]