Although the Chinese population is very large, it has less variation than the smaller number of individuals living in Southeast Asia, because the Chinese expansion occurred very recently, following the development of rice agriculture – within only the last 10,000 years.
Meskipun penduduk Cina sangat besar, memiliki kurang variasi dari jumlah kecil orang-orang yang tinggal di Asia Tenggara, karena ekspansi Cina terjadi baru-baru ini, mengikuti pengembangan pertanian Padi — hanya 10.000 tahun terakhir.