Analyze the table 'Proportion of titular ethnic groups in the population of republics and autonomous okrugs of the Russian Federation' and list 3 republics/okrugs with the highest proportion and 3 with the lowest.

Analysis of the table 'Proportion of titular ethnic groups in the population of republics and autonomous okrugs of the Russian Federation':

• Republics/Okrugs with the highest proportion:
  • Republic of Ingushetia: 94.0%
  • Chechen Republic: 95.3%
  • Republic of Dagestan: 83.0%
• Republics/Okrugs with the lowest proportion:
  • Yaroslavl Autonomous Okrug: 1.0%
  • Khanty-Mansi Autonomous Okrug: 1.9%
  • Republic of Karelia: 7.4%