Didn't anyone notice there was already a question? Oh well, yeah it must be the Minaret.
To your question... the Earth18 map makes memorizing the original civs pretty easy.
America
1. Washington (Financial/Organized to Expansive/Charismatic)
Roosevelt (Industrious/Organzed, no change)
Aztecs
Montezuma (Spiritual/Aggressive, no change)
Incans
2. Huayna Capac (Financial/Aggressive to Financial/Industrious)
England
Elizabeth (Financial/Philosophical, no change)
3. Victoria (Financial/Expansive to Financial/Imperialistic)
Spain
Isabella (Spiritual/Expansive, no change)
France
4. Napoleon (Aggressive/Industrious to Organized/Charismatic)
Louis XVII (Creative/Industrious, no change)
Germany (oh dang, I don't play germany much...)
5. Frederick (Philosophical/Organized now, don't remember what he used to be but it was different)
6. Bismarck (Expansive/Industrious now... I think he changed but dangit I could be wrong)
Rome
7. Julius Caesar (Organized/Expansive??, to Organized/Imperialistic)
Greece
Alexander (Aggressive/Philosophical, no change)
Russia
8. Catherine (Financial/Creative to Creative/Imperialistic)
Peter (Expansive/Philosophical, no change)
Persia
9. Cyrus (Creative/Expansive??Organized?? to Charismatic/Imperialistic)
Arabia
10. Saladin (Spiritual/Philosophical to Spiritual/Protective, blech)
Mali
Mansa Musa (Financial/Spiritual, no change)
Egypt
Hapshepsut (Spiritual/Creative, no change)
India
11. Ghandi (Spiritual/Industrious to Spiritual/Philosophical)
Asoka (Spiritual/Organized, no change)
China
12. Qin Shi Huang (Industrious/Expansive?? to Industrious/Protective)
13. Mao Zedong (Organized??/Philosophical to Expansive/Protective)
Mongolia
14. Genghis Khan (Expansive/Aggressive to Aggressive/Imperialistic)
Kublai Khan (Creative/Aggressive, no change)
Japan
15. Tokugawa (Aggressive/Organized to Aggressive/Protective)
So my guess is 15, give or take one
