The main language of Malwa is Malvi, although Hindi is widely spoken in the cities. This Indo-European language is subclassified as Indo-Aryan. The language is sometimes referred to as Malavi or Ujjaini. Malvi is part of the Rajasthani branch of languages; Nimadi is spoken in the Nimar region of Madhya Pradesh and in Rajasthan. The dialects of Malvi are, in alphabetical order, Bachadi, Bhoyari, Dholewari, Hoshangabadi, Jamral, Katiyai, Malvi Proper, Patvi, Rangari, Rangri and Sondwari. A survey in 2001 found only four dialects: Ujjaini (in the districts of Ujjain, Indore, Dewas and Sehore), Rajawari (Ratlam, Mandsaur and Neemuch), Umadwari (Rajgarh) and Sondhwari (Jhalawar, in Rajasthan). About 55% of the population of Malwa can converse in and about 40% of the population is literate in Hindi, the official language of the Madhya Pradesh state.