AMERICAN STATISTICS. M. de Humboldt has given to Mr. Coquerel, a Clergyman at Amsterdam, a statement respecting the population of America, and the numerical amount of the Catholics, compared with that of the Protestants. The total population of America he makes 34,284,000. 1. Roman Catholics, 22,177,000 Thus divided: Spanish America, 15,985,000 Whites, 2,937,000 Indians, 7,530,000 Mixed race and Negroes 5,518,000 15,985,000 Portuguese America, 4,000,000 Whites, 920,000 Negroes, 1,960,000 Mixed race & Indians, 1,120,000 4,000,000 United States, Lower Canada, and Guyana, 536,000 Hayti, Porto Rico, and the Antilles 1,656,000 22,177,000 2. Protestants 11,287,000 In the United States, 9,990,000 Canada, Nova Scotia, & Labrador, 260,000 Guyana, English and Dutch, 220,000 The Antilles, English, 734,500 The Antilles, Dutch and Danish, 82,500 11,887,000 3. Indians, not Christians 820,000 Total Population 34,284,000 M. de Humboldt makes again the following ingenious calculation as the result of his researches:-- Whites, 13,162,000, equal to 38 in 100 Indians, 8,610,000 .. 25 Negroes, 6,223,000 .. 18 Mixed race, 6,289,000 .. 19 34,284,000 The black population is composed of 1,440,000 free blacks, and of 5,079,000 slaves. The different languages spoken are as follows:-- The English language by 11,297,500 individuals Spanish, 10,174,000 Indian, 7,800,000 Portuguese, 3,740,000 French, 1,058,000 Dutch, Danish, Swedish and Russian, 214,500 34,284,000 This statement is given as the fruit of investigations made to the end of last year.