(city) (92%) and Pernik Province (90%). Turkish children constitute the majority in Kardzhali Province (68% of self-declared) and Razgrad Province (50% of self-declared); they also constitute the largest group of all children in Silistra Province (43%). Roma children constitute 12% of all children in Bulgaria and more than a quarter in three provinces: Montana (29%), Sliven (28%) and Yambol (27%). Bulgaria is ageing rapidly, especially in some remote rural areas. The ageing of the population leads to an increase of the median age. The median age is 43.6 as of 2017, up from 40.4 years in 2001. Education Over 98% of the population is literate, the males being more literate than the females. According to the 2011 census, about 112,778 people aged nine or more are illiterate. There are considerable differences in the share of illiterate persons amongst the three main ethnic groups. Amongst the Bulgarian ethnic group the share of illiterate is 0.5%, amongst the Turkish - 4.7% and amongst the Roma ethnic group - 11.8%. About 81 thousand people aged seven or more never visited school. Unemployment The median unemployment for the country in 2011 was 10.1%. The number of unemployed people declined to 207 thousand people (or around 6.2% of the population) in 2017. Most unemployed people are aged 15 to 24 years old. The unemployment rate in rural areas (around 10.0%) is nearly two times higher than the unemployment rate in urban areas (approximately 5.1%). Vidin Province has the highest unemployment rate with almost one fifth of its labour force being unemployed. The provinces of Shumen (15.9%), Silistra (12.5%) and Targovishte (12.4%) have also very high unemployment rates. Other statistics Home ownership According to Eurostat, 82.3% per cent of the population live in privately owned and owner-occupied homes, ranking it as 12th highest in ownership globally. It is down from a recent peak of 87.6% in 2008, and has been steadily falling since. Internet penetration The number of Internet users has increased rapidly since 2000—from 430,000 their number grew to 1.55 million in 2004, and 3.4 million (48 per cent penetration rate) in 2010. Bulgaria has the third-fastest average Broadband Internet speed in the world after South Korea and Romania with an average speed of 1,611 kbit/s. Mobile phone adoption Currently there are three active mobile phone operators—Mtel, Telenor and Vivacom, Mtel is the largest one with 5.2 million users as of 2010, Telenor has 3,9