Tuhia he haere tonu mō tēnei wāhanga - Ko ngā pene e rua e whai ake nei a Kennedy e tino whakawhirinaki ana ki ngā tātaitanga a Bairoch mō te whakangao, e whanganga ana i ngā iwi katoa mā tētahi taupū, kei reira ko te 100 te auau whakangao o Peretana ia tangata i te tau 1900. Ka tipu te United Kingdom mai i te 10 i te tau 1750, ki te 16 i te tau 1800, 25 i te tau 1830, 64 i te tau 1860, 87 i te tau 1880, ki te 100 i te tau 1900 (whārangi 149). I tua atu, ko te whakangao o France mo ia tangata 9 i te 1750, 9 i te 1800, 12 i te 1830, 20 i te 1860, 28 i te 1880, me 39 i te 1900. Ka whakamahia ngā ōwehenga ōrite o ngā hua whakangao o te ao (e puta tuatahi ana hoki i te whārangi 149) hei whakatau tata i ngā taumata me ngā taumata o te mana mō ngā kāwanatanga nui. Hei tauira, ka tīmata a Haina ki te 32.8% o te hanga o te ao i te tau 1750 ka heke iho i muri i te Pakanga Opium Tuatahi, Pakanga Opium Tuarua
Ko te Taiping Rebellion ki te 19.7% o te hanga o te ao i te 1860, me te 12.5% i te 1880 (i whakaritea ki te 1.9% o te UK i te 1750, ka piki ki te 19.9% i te 1860, me te 22.9% i te 1880).