It is really easy, the Royal Mint did not produce any 1852 British Pennies. British Pennies minted from 1825 to early 1860 were 34mm in diameter. British Halfpennies minted from 1825 to early 1860 were 28mm in diameter.
Jeremiah Morrow (born October 6, 1771 in Gettysburg, Pennsylvania; died March 22, 1852 in Lebanon, Ohio) succeeded Allen Trimble as the ninth Governor of Ohio, serving between December 28, 1822 and December 19, 1826, including the whole of 1825.
John Andrew Shulze (born July 19, 1774 in Tulpehocken Township, Pennsylvania; died November 18, 1852 in Lancaster, Pennsylvania) succeeded Joseph Hiester as the sixth Governor of Pennsylvania, serving between December 16, 1823 and December 15, 1829, including the whole of 1825.
160% of 1825= 160% * 1825= 1.6 * 1825= 2920
Cornelius P. Van Ness (born January 26, 1782 in Kinderhook, New York; died December 15, 1852 in Philadelphia, Pennsylvania) succeeded Richard Skinner as the tenth Governor of Vermont, serving between October 10, 1823 and October 13, 1826, including the whole of 1825.
Born on April 2, 1777, in Hanover Couny, Virgina, Clay served as a speaker of the House of Rpresentatives from 1811 to 1821 and 1823 to 1825. He also served as the secretary of state form 1825 to 1829 and a U.S. Senator (1806-1807, 1810-1811, 1831-1842, 1849-1852). He was the Whig Candidate for President in 1832 and 1844.
1825 * 100% = 182500%
1852 1852
1852 - 1754 = 98
3801
1852 would be MDCCCXLII
French rulers1815-1852