function [t,xn,xs,en,es,scale]=ccl4atmhist98; % CCL4ATMHIST98 Atmospheric history for CCL4 on SIO-1998 calibration scale % % [T,XN,XS,EN,ES,SCALE]=CCL4ATMHIST98 Returns columnn vectors of: % T = Time (mid year) % XN = Mixing ratio in N. hemisphere [ppt] % XS = Mixing ratio in S. hemisphere [ppt] % EN = Uncertainty in N. hemisphere mixing ratio [ppt] % ES = Uncertainty in S. hemisphere mixing ratio [ppt] % SCALE = Name of calibration scale against which measurements were made % % All concentrations are on the SIO-1998 calibration scale % % Atmospheric lifetime assumed to be 35.0 years % % Walker, S. J., R. F. Weiss and P. K. Salameh, Reconstructed histories of % the annual mean atmospheric mole fractions for the halocarbons % CFC-11, CFC-12, CFC-113 and carbon tetrachloride. Journal of % Geophysical Research, 105, C6, 14,285-14,296, 2000 % % This file obtained from: % % http://gaslab.ucsd.edu/pub/cfchist/ % Created: 19-July-2004 % % Stephen J. Walker % Scripps Institution of Oceanography % Northern Southern % Year Value Error Value Error % [ppt] [ppt] [ppt] [ppt] % (1) (2) (3) (4) (5) % scale='SIO-1998'; data=[ 1908.5 0.0 0.0 0.0 0.0 1909.5 0.0 0.0 0.0 0.0 1910.5 0.0 0.0 0.0 0.0 1911.5 0.1 0.0 0.0 0.0 1912.5 0.1 0.0 0.1 0.0 1913.5 0.1 0.0 0.1 0.0 1914.5 0.2 0.0 0.1 0.0 1915.5 0.3 0.0 0.2 0.0 1916.5 0.5 0.1 0.3 0.0 1917.5 0.8 0.1 0.5 0.1 1918.5 1.0 0.1 0.7 0.1 1919.5 1.1 0.1 0.9 0.1 1920.5 1.2 0.1 1.1 0.1 1921.5 1.3 0.1 1.2 0.1 1922.5 1.4 0.2 1.2 0.1 1923.5 1.7 0.2 1.4 0.1 1924.5 1.9 0.2 1.6 0.2 1925.5 2.2 0.2 1.8 0.2 1926.5 2.5 0.2 2.1 0.2 1927.5 2.8 0.3 2.4 0.2 1928.5 3.1 0.3 2.7 0.2 1929.5 3.6 0.4 3.0 0.3 1930.5 4.2 0.4 3.5 0.3 1931.5 4.8 0.5 4.1 0.4 1932.5 5.4 0.5 4.6 0.4 1933.5 6.0 0.6 5.2 0.4 1934.5 6.8 0.6 5.8 0.5 1935.5 7.8 0.7 6.6 0.6 1936.5 8.9 0.8 7.5 0.6 1937.5 10.3 1.0 8.6 0.7 1938.5 11.6 1.1 9.9 0.8 1939.5 12.9 1.2 11.1 0.9 1940.5 14.4 1.3 12.4 1.0 1941.5 16.2 1.5 14.0 1.1 1942.5 18.5 1.7 15.8 1.3 1943.5 21.2 1.9 18.0 1.5 1944.5 24.2 2.2 20.5 1.7 1945.5 26.7 2.4 23.2 1.9 1946.5 28.2 2.4 25.3 2.0 1947.5 30.1 2.5 27.1 2.1 1948.5 32.5 2.6 29.2 2.2 1949.5 34.2 2.6 31.2 2.2 1950.5 35.6 2.6 32.9 2.2 1951.5 37.3 2.6 34.4 2.2 1952.5 38.4 2.5 35.9 2.2 1953.5 39.3 2.5 36.9 2.2 1954.5 39.7 2.3 37.8 2.1 1955.5 40.1 2.2 38.3 1.9 1956.5 40.4 2.0 38.7 1.8 1957.5 40.6 1.9 39.0 1.7 1958.5 41.5 1.7 39.5 1.6 1959.5 42.5 1.4 40.3 1.4 1960.5 43.7 1.1 41.2 1.2 1961.5 44.7 1.0 42.2 1.0 1962.5 45.9 0.9 43.3 0.8 1963.5 47.6 0.9 44.5 0.8 1964.5 49.4 0.9 46.1 0.7 1965.5 50.9 1.0 47.7 0.8 1966.5 52.9 1.2 49.3 0.9 1967.5 55.8 1.4 51.4 1.0 1968.5 59.1 1.5 54.1 1.2 1969.5 63.4 1.7 57.4 1.2 1970.5 69.3 1.9 61.7 1.3 1971.5 74.9 2.3 66.9 1.4 1972.5 77.6 2.3 71.4 1.6 1973.5 79.7 2.1 74.3 1.6 1974.5 83.2 2.1 77.2 1.5 1975.5 85.2 2.0 80.0 1.4 1976.5 87.0 1.8 82.1 1.3 1977.5 89.8 1.7 84.3 1.3 1978.5 91.9 1.5 86.7 1.2 1979.5 93.3 1.2 88.6 1.1 1980.5 94.9 0.9 89.6 0.8 1981.5 96.4 0.8 90.8 0.7 1982.5 97.4 1.0 92.3 0.5 1983.5 98.5 0.9 93.5 0.7 1984.5 99.8 0.6 95.1 0.7 1985.5 100.5 0.6 96.6 0.6 1986.5 101.9 0.9 98.2 0.6 1987.5 102.5 0.8 100.0 0.6 1988.5 103.5 0.7 100.6 0.5 1989.5 104.4 0.6 101.1 0.5 1990.5 104.9 0.6 102.3 0.5 1991.5 105.0 0.8 102.1 0.6 1992.5 104.7 0.7 101.9 0.6 1993.5 104.0 0.4 101.2 0.1 1994.5 103.1 0.3 100.6 0.4 1995.5 102.4 0.2 100.0 0.2 1996.5 101.3 0.2 99.0 0.2 1997.5 100.3 0.2 98.2 0.2 1998.5 99.2 0.2 97.0 0.2 1999.5 97.9 0.2 96.0 0.2 2000.5 97.2 0.2 95.2 0.2 2001.5 96.2 0.2 94.2 0.2 2002.5 95.1 0.2 93.1 0.2 2003.5 94.3 0.2 92.3 0.2 ]; t =data(:,1); xn=data(:,2); en=data(:,3); xs=data(:,4); es=data(:,5);