Statistics for Change or add a letter to form a new place name

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Place name	Letter to add or change	Answer	% Correct
Iberia	L	Liberia	99%
Iraq	N	Iran	96%
Columbia	O	Colombia	94%
Bar	I	Bari	93%
Edinburg	H	Edinburgh	93%
Sidney	Y	Sydney	93%
Gijón	D	Dijon	91%
Raipur	J	Jaipur	91%
Nampa	T	Tampa	91%
Grenada	A	Granada	89%
Ireland	C	Iceland	89%
Laos	G	Lagos	89%
Everett	S	Everest	87%
Faro	E	Faroe	87%
Dartford	H	Hartford	87%
Kingston	W	Kingstown	87%
Pinsk	M	Minsk	87%
Monterey	R	Monterrey	87%
Balti	C	Baltic	86%
Gujrat	A	Gujarat	86%
Frankfurt	O	Frankfort	84%
Redding	A	Reading	84%
Rhone	I	Rhine	84%
Omsk	T	Tomsk	84%
Dali	I	Dili	83%
Jena	L	Lena	83%
Rome	N	Nome	83%
Izmit	R	Ízmir	81%
Dublin	L	Lublin	81%
León	Y	Lyon	81%
Aran	O	Oran	81%
Perm	U	Peru	81%
Mainz	E	Maine	80%
Montpelier	L	Montpellier	80%
Åland	O	Öland	80%
Henan	U	Hunan	79%
Livingston	E	Livingstone	79%
Pila	U	Pula	79%
Adana	M	Adama	77%
Lecco	E	Lecce	76%
Valencia	P	Palencia	74%
Trent	O	Trento	74%
Oyo	U	Uyo	74%
Burgos	A	Burgas	73%
Hubei	E	Hebei	73%
Aksu	M	Aksum	71%
Nanjing	N	Nanning	71%
Anapa	M	Amapá	70%
Reinosa	Y	Reynosa	57%
Taoyuan	I	Taiyuan	57%
Bayamo	N	Bayamón	53%
Sparta	I	Isparta	44%