Ratio of Central vs Eastern Pacific El Nino events by Freund et al. 2019 Ratio of CP/EP events reconstructed from corals Reconstructed using coral records described in Freund et. al (2019) Contact: Mandy Freund (freundm@unimelb.edu.au) Ratio given as the number of CP vs. EP events centred in 30 year windows Freund, M. B., Henley, B. J., Karoly, D. J., McGregor, H. V., Abram, N. J. and Dommenget, D.: Higher Frequency of Central Pacific El Niņo events in recent decades relative to past centuries, Nature Geosci, doi:https://doi.org/10.1038/s41561-019-0353-3, n.d. Year CP/EP ratio 1600 NaN 1601 NaN 1602 NaN 1603 NaN 1604 NaN 1605 NaN 1606 NaN 1607 NaN 1608 NaN 1609 NaN 1610 NaN 1611 NaN 1612 NaN 1613 NaN 1614 NaN 1615 1.00 1616 1.00 1617 1.00 1618 1.00 1619 1.00 1620 1.00 1621 1.00 1622 0.67 1623 0.50 1624 0.50 1625 0.50 1626 0.75 1627 0.60 1628 0.60 1629 0.60 1630 0.60 1631 0.60 1632 0.60 1633 0.60 1634 0.40 1635 0.40 1636 0.20 1637 0.40 1638 0.40 1639 0.50 1640 0.50 1641 0.50 1642 0.75 1643 0.75 1644 0.75 1645 0.75 1646 0.75 1647 0.60 1648 0.60 1649 0.60 1650 0.60 1651 0.60 1652 0.80 1653 1.00 1654 1.33 1655 1.33 1656 1.33 1657 1.33 1658 2.00 1659 2.00 1660 2.00 1661 2.00 1662 2.50 1663 2.50 1664 2.50 1665 2.50 1666 2.50 1667 3.00 1668 2.50 1669 5.00 1670 5.00 1671 5.00 1672 5.00 1673 5.00 1674 5.00 1675 5.00 1676 5.00 1677 5.00 1678 NaN 1679 NaN 1680 NaN 1681 NaN 1682 NaN 1683 NaN 1684 NaN 1685 5.00 1686 5.00 1687 5.00 1688 2.00 1689 2.00 1690 2.00 1691 2.00 1692 2.00 1693 1.50 1694 1.50 1695 1.50 1696 1.50 1697 1.50 1698 1.00 1699 1.00 1700 1.00 1701 1.00 1702 1.00 1703 1.50 1704 0.67 1705 0.67 1706 0.67 1707 0.67 1708 0.67 1709 0.33 1710 0.33 1711 0.33 1712 0.33 1713 0.33 1714 0.33 1715 0.67 1716 1.00 1717 1.00 1718 1.50 1719 3.00 1720 3.00 1721 3.00 1722 3.00 1723 3.00 1724 3.00 1725 3.00 1726 3.00 1727 3.00 1728 3.00 1729 3.00 1730 3.00 1731 3.00 1732 3.00 1733 3.00 1734 2.00 1735 NaN 1736 NaN 1737 NaN 1738 NaN 1739 NaN 1740 NaN 1741 NaN 1742 NaN 1743 NaN 1744 NaN 1745 NaN 1746 NaN 1747 NaN 1748 NaN 1749 NaN 1750 1.00 1751 1.00 1752 1.00 1753 0.50 1754 1.00 1755 1.00 1756 1.00 1757 1.00 1758 1.00 1759 1.00 1760 1.50 1761 1.50 1762 1.50 1763 2.00 1764 2.50 1765 2.50 1766 3.00 1767 3.00 1768 2.00 1769 2.00 1770 2.00 1771 2.00 1772 2.00 1773 2.00 1774 2.00 1775 2.00 1776 1.50 1777 1.50 1778 1.50 1779 1.50 1780 1.50 1781 2.00 1782 2.00 1783 2.00 1784 3.50 1785 3.00 1786 3.50 1787 2.33 1788 2.33 1789 2.33 1790 2.33 1791 2.00 1792 2.00 1793 2.33 1794 2.00 1795 1.67 1796 1.67 1797 1.33 1798 1.33 1799 2.00 1800 2.00 1801 2.50 1802 1.67 1803 1.67 1804 1.67 1805 1.67 1806 1.33 1807 2.00 1808 1.33 1809 1.33 1810 1.33 1811 1.33 1812 1.33 1813 1.33 1814 1.33 1815 1.00 1816 1.00 1817 1.00 1818 1.50 1819 1.50 1820 1.50 1821 1.50 1822 1.50 1823 1.00 1824 0.67 1825 1.00 1826 1.00 1827 1.00 1828 1.00 1829 1.00 1830 1.00 1831 1.00 1832 0.67 1833 1.00 1834 1.00 1835 1.50 1836 1.50 1837 1.50 1838 2.00 1839 5.00 1840 2.50 1841 2.50 1842 2.50 1843 2.50 1844 2.50 1845 2.50 1846 2.50 1847 2.50 1848 2.00 1849 2.00 1850 2.00 1851 2.00 1852 2.00 1853 1.33 1854 2.00 1855 2.00 1856 1.50 1857 1.50 1858 2.00 1859 2.00 1860 2.00 1861 2.00 1862 1.33 1863 1.33 1864 1.33 1865 1.33 1866 1.00 1867 1.00 1868 1.00 1869 1.00 1870 1.00 1871 1.50 1872 1.50 1873 1.00 1874 1.00 1875 1.00 1876 1.00 1877 1.00 1878 1.00 1879 1.00 1880 1.33 1881 1.00 1882 1.00 1883 1.00 1884 1.33 1885 1.33 1886 1.33 1887 1.00 1888 1.00 1889 0.75 1890 1.00 1891 1.00 1892 1.00 1893 1.33 1894 1.33 1895 1.33 1896 1.00 1897 1.00 1898 1.25 1899 1.00 1900 0.80 1901 0.60 1902 0.60 1903 0.50 1904 0.80 1905 0.80 1906 0.80 1907 0.80 1908 1.00 1909 1.00 1910 0.83 1911 0.67 1912 0.80 1913 0.80 1914 1.00 1915 0.83 1916 0.83 1917 0.83 1918 1.00 1919 1.00 1920 1.00 1921 0.80 1922 0.80 1923 0.80 1924 0.80 1925 0.67 1926 0.57 1927 0.67 1928 0.67 1929 0.50 1930 0.60 1931 0.80 1932 0.80 1933 1.00 1934 1.25 1935 1.00 1936 0.80 1937 0.80 1938 0.80 1939 0.60 1940 0.60 1941 0.75 1942 0.60 1943 0.80 1944 0.80 1945 0.60 1946 0.75 1947 0.75 1948 0.60 1949 0.60 1950 0.50 1951 0.50 1952 0.50 1953 0.67 1954 0.83 1955 0.83 1956 1.00 1957 1.00 1958 1.00 1959 1.00 1960 1.00 1961 1.00 1962 1.00 1963 1.00 1964 1.00 1965 1.20 1966 1.20 1967 1.20 1968 1.20 1969 1.20 1970 1.20 1971 1.40 1972 1.60 1973 2.00 1974 1.75 1975 1.75 1976 2.00 1977 2.00 1978 2.25 1979 3.33 1980 3.33 1981 5.00 1982 3.33 1983 3.33 1984 3.00 1985 2.67 1986 2.67 1987 3.00 1988 4.50 1989 4.50 1990 4.50 1991 4.50 1992 4.50 1993 4.00 1994 4.00 1995 3.50 1996 3.00 1997 3.00 1998 6.00 1999 6.00 2000 NaN 2001 NaN 2002 NaN 2003 NaN 2004 NaN 2005 NaN 2006 NaN 2007 NaN 2008 NaN 2009 NaN 2010 NaN 2011 NaN 2012 NaN 2013 NaN 2014 NaN