--------------------- Solar forcing (W/m2) --------------------- year F 1750 0.0000 1751 -0.0264 1752 -0.0655 1753 -0.0818 1754 -0.1240 1755 -0.1415 1756 -0.1396 1757 -0.1266 1758 -0.0808 1759 -0.0682 1760 -0.0451 1761 -0.0293 1762 -0.0350 1763 -0.0550 1764 -0.0651 1765 -0.0884 1766 -0.0911 1767 -0.0694 1768 -0.0215 1769 0.0145 1770 0.0504 1771 0.0107 1772 -0.0208 1773 -0.0736 1774 -0.0851 1775 -0.0982 1776 -0.0668 1777 -0.0122 1778 0.1103 1779 0.1322 1780 0.0975 1781 0.0454 1782 -0.0080 1783 -0.0444 1784 -0.0705 1785 -0.0619 1786 -0.0256 1787 0.0412 1788 0.0907 1789 0.0698 1790 0.0603 1791 0.0122 1792 -0.0153 1793 -0.0397 1794 -0.0736 1795 -0.0965 1796 -0.1261 1797 -0.1514 1798 -0.1657 1799 -0.1620 1800 -0.1602 1801 -0.1318 1802 -0.1037 1803 -0.0992 1804 -0.0950 1805 -0.0841 1806 -0.1020 1807 -0.1220 1808 -0.1417 1809 -0.1421 1810 -0.1531 1811 -0.1521 1812 -0.1479 1813 -0.1402 1814 -0.1299 1815 -0.1216 1816 -0.0869 1817 -0.0899 1818 -0.1062 1819 -0.1241 1820 -0.1323 1821 -0.1584 1822 -0.1688 1823 -0.1784 1824 -0.1659 1825 -0.1511 1826 -0.1280 1827 -0.0848 1828 -0.0638 1829 -0.0517 1830 -0.0487 1831 -0.0423 1832 -0.0626 1833 -0.0792 1834 -0.0730 1835 -0.0378 1836 0.0373 1837 0.0954 1838 0.0855 1839 0.0320 1840 0.0143 1841 -0.0341 1842 -0.0714 1843 -0.0814 1844 -0.0774 1845 -0.0458 1846 -0.0100 1847 0.0026 1848 0.0713 1849 0.0786 1850 0.0412 1851 0.0068 1852 -0.0082 1853 -0.0302 1854 -0.0643 1855 -0.0854 1856 -0.1028 1857 -0.0901 1858 -0.0479 1859 0.0023 1860 0.0295 1861 0.0279 1862 0.0054 1863 -0.0203 1864 -0.0293 1865 -0.0323 1866 -0.0535 1867 -0.0761 1868 -0.0548 1869 0.0002 1870 0.0376 1871 0.0890 1872 0.0466 1873 0.0295 1874 -0.0219 1875 -0.0803 1876 -0.1198 1877 -0.1305 1878 -0.1502 1879 -0.1526 1880 -0.1229 1881 -0.0650 1882 -0.0544 1883 -0.0619 1884 -0.0246 1885 -0.0434 1886 -0.0714 1887 -0.1063 1888 -0.1146 1889 -0.1205 1890 -0.1225 1891 -0.1016 1892 -0.0518 1893 -0.0208 1894 0.0009 1895 -0.0225 1896 -0.0414 1897 -0.0921 1898 -0.1004 1899 -0.1137 1900 -0.1288 1901 -0.1444 1902 -0.1458 1903 -0.1299 1904 -0.0788 1905 -0.0813 1906 -0.0386 1907 -0.0592 1908 -0.0546 1909 -0.0777 1910 -0.0956 1911 -0.1315 1912 -0.1404 1913 -0.1319 1914 -0.1190 1915 -0.0645 1916 -0.0104 1917 0.0184 1918 0.0544 1919 -0.0015 1920 -0.0604 1921 -0.1003 1922 -0.1336 1923 -0.1518 1924 -0.1506 1925 -0.1338 1926 -0.0745 1927 -0.0277 1928 -0.0391 1929 -0.0639 1930 -0.0488 1931 -0.0893 1932 -0.1081 1933 -0.1101 1934 -0.1050 1935 -0.0854 1936 -0.0047 1937 0.0441 1938 0.0365 1939 0.0289 1940 -0.0114 1941 -0.0384 1942 -0.0673 1943 -0.0979 1944 -0.0975 1945 -0.0559 1946 -0.0316 1947 0.0446 1948 0.0803 1949 0.0465 1950 0.0264 1951 -0.0475 1952 -0.0617 1953 -0.0769 1954 -0.0845 1955 -0.0617 1956 0.0053 1957 0.1108 1958 0.1571 1959 0.1037 1960 0.0806 1961 0.0201 1962 -0.0489 1963 -0.0789 1964 -0.1027 1965 -0.1111 1966 -0.0930 1967 -0.0573 1968 -0.0051 1969 0.0111 1970 -0.0093 1971 -0.0395 1972 -0.0473 1973 -0.0698 1974 -0.0850 1975 -0.0890 1976 -0.0912 1977 -0.0726 1978 -0.0412 1979 0.0511 1980 0.0396 1981 0.0434 1982 -0.0075 1983 -0.0127 1984 -0.0853 1985 -0.1101 1986 -0.1010 1987 -0.0870 1988 -0.0316 1989 0.0474 1990 0.0384 1991 0.0215 1992 0.0106 1993 -0.0274 1994 -0.0612 1995 -0.0778 1996 -0.0988 1997 -0.0676 1998 0.0009 1999 0.0471 2000 0.0853 2001 0.0763 2002 0.0888 2003 0.0056 2004 -0.0295 2005 -0.0563 2006 -0.0638 2007 -0.0813 2008 -0.0850 2009 -0.0839 2010 -0.0412 2011 -0.0001 2012 0.0223 2013 0.0257 2014 0.0216 2015 0.0414 2016 -0.0221 2017 -0.0438 2018 -0.0366 2019 -0.0372 2020 -0.0220 2021 0.0173 2022 0.1028 2023 0.1689 Data sources 1750-2018: "Historical TSI Reconstruction" from Greg Kopp's TSI Page https://spot.colorado.edu/~koppg/TSI/ 2018-2023; NASA ERATHDATA GES DISC https://disc.gsfc.nasa.gov/datasets/TSIS_TSI_L3_24HR_03/summary Matched at 2018, normalized to 0 in 1750, and then multiplied by 0.175.