Central Asia is a diverse land with many ethnic groups, languages, religions and tribes. This article discusses all of the above, and includes the demographics of the nations of the five former Soviet republics: Kazakhstan, Kyrgyzstan, Turkmenistan, Tajikistan, and Uzbekistan, a group which has a total population of about 61 million. When Afghanistan, which is not always considered part of the region, is included, then Central Asia has a total population of about 90 million as of 2010.