ᠰᠡᠳᠬᠢᠴᠡ ᠶᠢᠨ ᠡᠷᠡᠭᠦᠯ ᠮᠡᠨᠳᠦ ᠶᠢᠨ ᠮᠡᠳᠡᠭᠡᠯᠡᠯ ᠦᠨ 1800-2000 ᠳ᠋ᠤᠭᠠᠷ ᠤᠨ ᠤᠲᠠᠰᠤᠨ ᠳᠤ ᠢᠷᠡᠭ᠍ᠰᠡᠨ ᠳᠠᠭᠤᠳᠠᠯᠭᠠ ᠳᠤ ᠬᠢᠭ᠍ᠰᠡᠨ ᠳ᠋ᠦᠩ ᠰᠢᠨᠵᠢᠯᠡᠭᠡ ᠪᠡᠷ ᠂ ᠰᠡᠭᠦᠯ ᠦᠨ ᠲᠠᠪᠤᠨ ᠵᠢᠯ ᠦᠨ ᠬᠤᠭᠤᠴᠠᠭᠠᠨ ᠳᠤ ᠢᠷᠡᠭ᠍ᠰᠡᠨ ᠨᠡᠢᠢᠲᠡ ᠳᠠᠭᠤᠳᠠᠯᠭᠠ ᠶᠢᠨ 82.5-92.3 ᠬᠤᠪᠢ ᠶᠢ ᠨᠠᠰᠤᠨ ᠳᠤ ᠬᠦᠷᠦᠭᠰᠡᠳ ᠦᠨ ᠳᠠᠭᠤᠳᠠᠯᠭᠠ ᠡᠵᠡᠯᠡᠵᠡᠢ᠃ ᠲᠡᠳᠡᠭᠡᠷ ᠳᠠᠭᠤᠳᠠᠯᠭᠠ ᠶᠢᠨ ᠳᠡᠢᠯᠦᠩᠬᠢ ᠬᠡᠰᠡᠭ ᠢ ᠠᠷᠢᠬᠢᠨ ᠤ ᠰᠢᠯᠲᠠᠭᠠᠨᠲᠤ ᠰᠡᠳᠬᠢᠴᠡ ᠶᠢᠨ ᠠᠰᠠᠭᠤᠳᠠᠯ ᠂ ᠨᠤᠢᠷ ᠤᠨ ᠥᠭᠡᠷᠡᠴᠢᠯᠡᠯᠲᠡ ᠂ ᠭᠡᠷ ᠪᠦᠯᠢ ᠶᠢᠨ ᠠᠰᠠᠭᠤᠳᠠᠯ ᠂ ᠰᠡᠦᠡᠬᠢᠯ ᠭᠤᠲᠤᠷᠠᠯ ᠂ ᠰᠡᠦᠡᠬᠢᠯ ᠲᠦᠭ᠍ᠰᠢᠯᠲᠡ ᠲᠠᠢ ᠬᠣᠯᠪᠣᠭᠠ ᠲᠠᠢ ᠳᠠᠭᠤᠳᠠᠯᠭᠠ ᠨᠤᠭᠤᠳ ᠡᠵᠡᠯᠡᠭ᠍ᠰᠡᠨ ᠪᠡᠢᠢᠨᠡ ᠃
20-39 ᠨᠠᠰᠤᠨ ᠤ ᠵᠠᠯᠠᠭᠤᠰ ᠤᠨ ᠳᠤᠮᠳᠠ ᠰᠡᠦᠡᠬᠢᠯ ᠲᠦᠭ᠍ᠰᠢᠯᠲᠡ ᠢᠯᠡᠬᠦᠦ ᠪᠠᠢᠳᠠᠭ ᠪᠣᠯ 20-29 ᠨᠠᠰᠤᠨ ᠤ ᠬᠢᠨ ᠰᠡᠦᠡᠬᠢᠯ ᠭᠤᠲᠤᠷᠠᠯ ᠳᠤ ᠢᠯᠡᠬᠦᠦ ᠠᠪᠲᠠᠵᠤ ᠪᠡᠢᠢᠨᠡ᠃ ᠮᠤᠢ᠍ᠠ ᠡᠷᠡᠴᠦᠳ ᠲᠤ ᠳᠤᠮᠳᠠ ᠵᠡᠷᠭᠡ ᠶᠢᠨ ᠰᠡᠦᠡᠬᠢᠯ ᠭᠤᠲᠤᠷᠠᠯ ᠢᠯᠡᠬᠦᠦ ᠢᠯᠡᠷᠡᠳᠡᠭ ᠪᠣᠯ ᠡᠮᠡᠭ᠍ᠲᠡᠢᠴᠦᠳ ᠲᠤ ᠬᠦᠨᠳᠦᠪᠲᠦᠷ ᠰᠡᠦᠡᠬᠢᠯ ᠭᠤᠲᠤᠷᠠᠯ ᠢᠯᠡᠷᠡᠵᠦ ᠪᠠᠢᠵᠠᠢ᠃ ᠮᠤᠢ᠍ᠠ ᠠᠮᠢ ᠪᠠᠨ ᠬᠣᠣᠷᠯᠠᠯᠲᠠ ᠶᠢᠨ ᠠᠰᠠᠭᠤᠳᠠᠯ ᠡᠨᠡ ᠨᠠᠰᠤᠨ ᠤ ᠬᠢᠨ ᠦ ᠰᠡᠳᠬᠢᠯ ᠵᠦᠢ ᠶᠢᠨ ᠲᠤᠯᠭᠠᠮᠳᠠᠭᠰᠠᠨ ᠠᠰᠠᠭᠤᠳᠠᠯ ᠤᠳ ᠤᠨ ᠨᠢᠭᠡ ᠪᠣᠯᠣᠭᠰᠠᠨ ᠪᠡᠢᠢᠨᠡ ᠃