Year.

Number.

1790................................

697,900

1800................................

893,040

1810................................

1,191,400

1820................................................

1,538,100

Year.

Number.

1830............................

. 2,009,030

1840.............................

2,487,500

1850............................

. 3.204,300

1860.............................

. 3,979,700