DATA= [
1958.2083  315.7100
 1958.2917  317.4500
 1958.3750  317.5000
 1958.4583  317.1000
 1958.5417  315.8600
 1958.6250  314.9300
 1958.7083  313.2000
 1958.7917  312.6600
 1958.8750  313.3300
 1958.9583  314.6700
 1959.0417  315.6200
 1959.1250  316.3800
 1959.2083  316.7100
 1959.2917  317.7200
 1959.3750  318.2900
 1959.4583  318.1500
 1959.5417  316.5400
 1959.6250  314.8000
 1959.7083  313.8400
 1959.7917  313.2600
 1959.8750  314.8000
 1959.9583  315.5800
 1960.0417  316.4300
 1960.1250  316.9700
 1960.2083  317.5800
 1960.2917  319.0200
 1960.3750  320.0300
 1960.4583  319.5900
 1960.5417  318.1800
 1960.6250  315.9100
 1960.7083  314.1600
 1960.7917  313.8300
 1960.8750  315.0000
 1960.9583  316.1900
 1961.0417  316.9300
 1961.1250  317.7000
 1961.2083  318.5400
 1961.2917  319.4800
 1961.3750  320.5800
 1961.4583  319.7700
 1961.5417  318.5700
 1961.6250  316.7900
 1961.7083  314.8000
 1961.7917  315.3800
 1961.8750  316.1000
 1961.9583  317.0100
 1962.0417  317.9400
 1962.1250  318.5600
 1962.2083  319.6800
 1962.2917  320.6300
 1962.3750  321.0100
 1962.4583  320.5500
 1962.5417  319.5800
 1962.6250  317.4000
 1962.7083  316.2600
 1962.7917  315.4200
 1962.8750  316.6900
 1962.9583  317.6900
 1963.0417  318.7400
 1963.1250  319.0800
 1963.2083  319.8600
 1963.2917  321.3900
 1963.3750  322.2500
 1963.4583  321.4700
 1963.5417  319.7400
 1963.6250  317.7700
 1963.7083  316.2100
 1963.7917  315.9900
 1963.8750  317.1200
 1963.9583  318.3100
 1964.0417  319.5700
 1964.1250  320.0700
 1964.2083  320.7300
 1964.2917  321.7700
 1964.3750  322.2500
 1964.4583  321.8900
 1964.5417  320.4400
 1964.6250  318.7000
 1964.7083  316.7000
 1964.7917  316.7900
 1964.8750  317.7900
 1964.9583  318.7100
 1965.0417  319.4400
 1965.1250  320.4400
 1965.2083  320.8900
 1965.2917  322.1300
 1965.3750  322.1600
 1965.4583  321.8700
 1965.5417  321.3900
 1965.6250  318.8100
 1965.7083  317.8100
 1965.7917  317.3000
 1965.8750  318.8700
 1965.9583  319.4200
 1966.0417  320.6200
 1966.1250  321.5900
 1966.2083  322.3900
 1966.2917  323.8700
 1966.3750  324.0100
 1966.4583  323.7500
 1966.5417  322.3900
 1966.6250  320.3700
 1966.7083  318.6400
 1966.7917  318.1000
 1966.8750  319.7900
 1966.9583  321.0800
 1967.0417  322.0700
 1967.1250  322.5000
 1967.2083  323.0400
 1967.2917  324.4200
 1967.3750  325.0000
 1967.4583  324.0900
 1967.5417  322.5500
 1967.6250  320.9200
 1967.7083  319.3100
 1967.7917  319.3100
 1967.8750  320.7200
 1967.9583  321.9600
 1968.0417  322.5700
 1968.1250  323.1500
 1968.2083  323.8900
 1968.2917  325.0200
 1968.3750  325.5700
 1968.4583  325.3600
 1968.5417  324.1400
 1968.6250  322.0300
 1968.7083  320.4100
 1968.7917  320.2500
 1968.8750  321.3100
 1968.9583  322.8400
 1969.0417  324.0000
 1969.1250  324.4200
 1969.2083  325.6400
 1969.2917  326.6600
 1969.3750  327.3400
 1969.4583  326.7600
 1969.5417  325.8800
 1969.6250  323.6700
 1969.7083  322.3800
 1969.7917  321.7800
 1969.8750  322.8500
 1969.9583  324.1100
 1970.0417  325.0300
 1970.1250  325.9900
 1970.2083  326.8700
 1970.2917  328.1300
 1970.3750  328.0700
 1970.4583  327.6600
 1970.5417  326.3500
 1970.6250  324.6900
 1970.7083  323.1000
 1970.7917  323.1600
 1970.8750  323.9800
 1970.9583  325.1300
 1971.0417  326.1700
 1971.1250  326.6800
 1971.2083  327.1800
 1971.2917  327.7800
 1971.3750  328.9200
 1971.4583  328.5700
 1971.5417  327.3400
 1971.6250  325.4600
 1971.7083  323.3600
 1971.7917  323.5700
 1971.8750  324.8000
 1971.9583  326.0100
 1972.0417  326.7700
 1972.1250  327.6300
 1972.2083  327.7500
 1972.2917  329.7200
 1972.3750  330.0700
 1972.4583  329.0900
 1972.5417  328.0500
 1972.6250  326.3200
 1972.7083  324.9300
 1972.7917  325.0600
 1972.8750  326.5000
 1972.9583  327.5500
 1973.0417  328.5400
 1973.1250  329.5600
 1973.2083  330.3000
 1973.2917  331.5000
 1973.3750  332.4800
 1973.4583  332.0700
 1973.5417  330.8700
 1973.6250  329.3100
 1973.7083  327.5100
 1973.7917  327.1800
 1973.8750  328.1600
 1973.9583  328.6400
 1974.0417  329.3500
 1974.1250  330.7100
 1974.2083  331.4800
 1974.2917  332.6500
 1974.3750  333.2000
 1974.4583  332.1600
 1974.5417  331.0700
 1974.6250  329.1200
 1974.7083  327.3200
 1974.7917  327.2800
 1974.8750  328.3000
 1974.9583  329.5800
 1975.0417  330.7300
 1975.1250  331.4600
 1975.2083  331.9000
 1975.2917  333.1700
 1975.3750  333.9400
 1975.4583  333.4500
 1975.5417  331.9800
 1975.6250  329.9500
 1975.7083  328.5000
 1975.7917  328.3400
 1975.8750  329.3700
 1975.9583  330.5900
 1976.0417  331.5900
 1976.1250  332.7500
 1976.2083  333.5200
 1976.2917  334.6400
 1976.3750  334.7700
 1976.4583  334.0000
 1976.5417  333.0600
 1976.6250  330.6800
 1976.7083  328.9500
 1976.7917  328.7500
 1976.8750  330.1500
 1976.9583  331.6200
 1977.0417  332.6600
 1977.1250  333.1300
 1977.2083  334.9500
 1977.2917  336.1300
 1977.3750  336.9300
 1977.4583  336.1600
 1977.5417  334.8800
 1977.6250  332.5600
 1977.7083  331.2900
 1977.7917  331.2700
 1977.8750  332.4100
 1977.9583  333.6000
 1978.0417  334.9500
 1978.1250  335.2500
 1978.2083  336.6600
 1978.2917  337.6900
 1978.3750  338.0300
 1978.4583  338.0100
 1978.5417  336.4100
 1978.6250  334.4100
 1978.7083  332.3700
 1978.7917  332.4100
 1978.8750  333.7500
 1978.9583  334.9000
 1979.0417  336.1400
 1979.1250  336.6900
 1979.2083  338.2700
 1979.2917  338.9600
 1979.3750  339.2100
 1979.4583  339.2600
 1979.5417  337.5400
 1979.6250  335.7500
 1979.7083  333.9800
 1979.7917  334.1900
 1979.8750  335.3100
 1979.9583  336.8100
 1980.0417  337.9000
 1980.1250  338.3400
 1980.2083  340.0100
 1980.2917  340.9300
 1980.3750  341.4800
 1980.4583  341.3300
 1980.5417  339.4000
 1980.6250  337.7000
 1980.7083  336.1900
 1980.7917  336.1500
 1980.8750  337.2700
 1980.9583  338.3200
 1981.0417  339.2900
 1981.1250  340.5500
 1981.2083  341.6100
 1981.2917  342.5300
 1981.3750  343.0400
 1981.4583  342.5400
 1981.5417  340.7800
 1981.6250  338.4400
 1981.7083  336.9500
 1981.7917  337.0800
 1981.8750  338.5800
 1981.9583  339.8800
 1982.0417  340.9600
 1982.1250  341.7300
 1982.2083  342.8200
 1982.2917  343.9700
 1982.3750  344.6300
 1982.4583  343.7900
 1982.5417  342.3200
 1982.6250  340.0900
 1982.7083  338.2800
 1982.7917  338.2900
 1982.8750  339.6000
 1982.9583  340.9000
 1983.0417  341.6800
 1983.1250  342.9000
 1983.2083  343.3300
 1983.2917  345.2500
 1983.3750  346.0300
 1983.4583  345.6300
 1983.5417  344.1900
 1983.6250  342.2700
 1983.7083  340.3500
 1983.7917  340.3800
 1983.8750  341.5900
 1983.9583  343.0500
 1984.0417  344.1000
 1984.1250  344.7900
 1984.2083  345.5200
 1984.2917  346.8400
 1984.3750  347.6300
 1984.4583  346.9700
 1984.5417  345.5300
 1984.6250  343.5500
 1984.7083  341.4000
 1984.7917  341.6700
 1984.8750  343.1000
 1984.9583  344.7000
 1985.0417  345.2100
 1985.1250  346.1600
 1985.2083  347.7400
 1985.2917  348.3400
 1985.3750  349.0600
 1985.4583  348.3800
 1985.5417  346.7200
 1985.6250  345.0200
 1985.7083  343.2700
 1985.7917  343.1300
 1985.8750  344.4900
 1985.9583  345.8800
 1986.0417  346.5600
 1986.1250  347.2800
 1986.2083  348.0100
 1986.2917  349.7700
 1986.3750  350.3800
 1986.4583  349.9300
 1986.5417  348.1600
 1986.6250  346.0800
 1986.7083  345.2200
 1986.7917  344.5100
 1986.8750  345.9300
 1986.9583  347.2200
 1987.0417  348.5200
 1987.1250  348.7300
 1987.2083  349.7300
 1987.2917  351.3100
 1987.3750  352.0900
 1987.4583  351.5300
 1987.5417  350.1100
 1987.6250  348.0800
 1987.7083  346.5200
 1987.7917  346.5900
 1987.8750  347.9600
 1987.9583  349.1600
 1988.0417  350.3900
 1988.1250  351.6400
 1988.2083  352.4100
 1988.2917  353.6900
 1988.3750  354.2100
 1988.4583  353.7200
 1988.5417  352.6900
 1988.6250  350.4000
 1988.7083  348.9200
 1988.7917  349.1300
 1988.8750  350.2000
 1988.9583  351.4100
 1989.0417  352.9100
 1989.1250  353.2700
 1989.2083  353.9600
 1989.2917  355.6400
 1989.3750  355.8600
 1989.4583  355.3700
 1989.5417  353.9900
 1989.6250  351.8100
 1989.7083  350.0500
 1989.7917  350.2500
 1989.8750  351.4900
 1989.9583  352.8500
 1990.0417  353.8000
 1990.1250  355.0400
 1990.2083  355.7300
 1990.2917  356.3200
 1990.3750  357.3200
 1990.4583  356.3400
 1990.5417  354.8400
 1990.6250  353.0100
 1990.7083  351.3100
 1990.7917  351.6200
 1990.8750  353.0700
 1990.9583  354.3300
 1991.0417  354.8400
 1991.1250  355.7300
 1991.2083  357.2300
 1991.2917  358.6600
 1991.3750  359.1300
 1991.4583  358.1300
 1991.5417  356.1900
 1991.6250  353.8500
 1991.7083  352.2500
 1991.7917  352.3500
 1991.8750  353.8100
 1991.9583  355.1200
 1992.0417  356.2500
 1992.1250  357.1100
 1992.2083  357.8600
 1992.2917  359.0900
 1992.3750  359.5900
 1992.4583  359.3300
 1992.5417  357.0100
 1992.6250  354.9400
 1992.7083  352.9600
 1992.7917  353.3200
 1992.8750  354.3200
 1992.9583  355.5700
 1993.0417  357.0000
 1993.1250  357.3100
 1993.2083  358.4700
 1993.2917  359.2700
 1993.3750  360.1900
 1993.4583  359.5200
 1993.5417  357.3300
 1993.6250  355.6400
 1993.7083  354.0300
 1993.7917  354.1200
 1993.8750  355.4100
 1993.9583  356.9100
 1994.0417  358.2400
 1994.1250  358.9200
 1994.2083  359.9900
 1994.2917  361.2300
 1994.3750  361.6500
 1994.4583  360.8100
 1994.5417  359.3800
 1994.6250  357.4600
 1994.7083  355.7300
 1994.7917  356.0800
 1994.8750  357.5300
 1994.9583  358.9800
 1995.0417  359.9200
 1995.1250  360.8600
 1995.2083  361.8300
 1995.2917  363.3000
 1995.3750  363.6900
 1995.4583  363.1900
 1995.5417  361.6400
 1995.6250  359.1200
 1995.7083  358.1700
 1995.7917  357.9900
 1995.8750  359.4500
 1995.9583  360.6800
 1996.0417  362.0700
 1996.1250  363.2400
 1996.2083  364.1700
 1996.2917  364.5700
 1996.3750  365.1300
 1996.4583  364.9200
 1996.5417  363.5500
 1996.6250  361.3800
 1996.7083  359.5400
 1996.7917  359.5800
 1996.8750  360.8900
 1996.9583  362.2400
 1997.0417  363.0900
 1997.1250  364.0300
 1997.2083  364.5100
 1997.2917  366.3500
 1997.3750  366.6400
 1997.4583  365.5900
 1997.5417  364.3100
 1997.6250  362.2500
 1997.7083  360.2900
 1997.7917  360.8200
 1997.8750  362.4900
 1997.9583  364.3800
 1998.0417  365.2600
 1998.1250  365.9800
 1998.2083  367.2400
 1998.2917  368.6600
 1998.3750  369.4200
 1998.4583  368.9900
 1998.5417  367.8200
 1998.6250  365.9500
 1998.7083  364.0200
 1998.7917  364.4000
 1998.8750  365.5200
 1998.9583  367.1300
 1999.0417  368.1800
 1999.1250  369.0700
 1999.2083  369.6800
 1999.2917  370.9900
 1999.3750  370.9600
 1999.4583  370.3000
 1999.5417  369.4500
 1999.6250  366.9000
 1999.7083  364.8100
 1999.7917  365.3700
 1999.8750  366.7200
 1999.9583  368.1000
 2000.0417  369.2900
 2000.1250  369.5400
 2000.2083  370.6000
 2000.2917  371.8100
 2000.3750  371.5800
 2000.4583  371.7000
 2000.5417  369.8600
 2000.6250  368.1300
 2000.7083  367.0000
 2000.7917  367.0300
 2000.8750  368.3700
 2000.9583  369.6700
 2001.0417  370.5900
 2001.1250  371.5100
 2001.2083  372.4300
 2001.2917  373.3700
 2001.3750  373.8500
 2001.4583  373.2100
 2001.5417  371.5100
 2001.6250  369.6100
 2001.7083  368.1800
 2001.7917  368.4500
 2001.8750  369.7600
 2001.9583  371.2400
 2002.0417  372.5300
 2002.1250  373.2000
 2002.2083  374.1200
 2002.2917  375.0200
 2002.3750  375.7600
 2002.4583  375.5200
 2002.5417  374.0100
 2002.6250  371.8500
 2002.7083  370.7500
 2002.7917  370.5500
 2002.8750  372.2500
 2002.9583  373.7900
 2003.0417  374.8800
 2003.1250  375.6400
 2003.2083  376.4500
 2003.2917  377.7300
 2003.3750  378.6000
 2003.4583  378.2800
 2003.5417  376.7000
 2003.6250  374.3800
 2003.7083  373.1700
 2003.7917  373.1400
 2003.8750  374.6600
 2003.9583  375.9900
 2004.0417  377.0000
 2004.1250  377.8700
 2004.2083  378.8800
 2004.2917  380.3500
 2004.3750  380.6200
 2004.4583  379.6900
 2004.5417  377.4700
 2004.6250  376.0100
 2004.7083  374.2500
 2004.7917  374.4600
 2004.8750  376.1600
 2004.9583  377.5100
 2005.0417  378.4600
 2005.1250  379.7300
 2005.2083  380.7700
 2005.2917  382.2900
 2005.3750  382.4500
 2005.4583  382.2100
 2005.5417  380.7400
 2005.6250  378.7400
 2005.7083  376.7000
 2005.7917  377.0000
 2005.8750  378.3500
 2005.9583  380.1100
 2006.0417  381.3800
 2006.1250  382.1900
 2006.2083  382.6700
 2006.2917  384.6100
 2006.3750  385.0300
 2006.4583  384.0500
 2006.5417  382.4600
 2006.6250  380.4100
 2006.7083  378.8500
 2006.7917  379.1300
 2006.8750  380.1500
 2006.9583  381.8200
 2007.0417  382.8900
 2007.1250  383.9000
 2007.2083  384.5800
 2007.2917  386.5000
 2007.3750  386.5600
 2007.4583  386.1000
 2007.5417  384.5000
 2007.6250  381.9900
 2007.7083  380.9600
 2007.7917  381.1200
 2007.8750  382.4500
 2007.9583  383.9500
 2008.0417  385.5200
 2008.1250  385.8200
 2008.2083  386.0300
 2008.2917  387.2100
 2008.3750  388.5400
 2008.4583  387.7600
 2008.5417  386.3600
 2008.6250  384.0900
 2008.7083  383.1800
 2008.7917  382.9900
 2008.8750  384.1900
 2008.9583  385.5600
 2009.0417  386.9400
 2009.1250  387.4800
 2009.2083  388.8200
 2009.2917  389.5500
 2009.3750  390.1400
 2009.4583  389.4800
 2009.5417  388.0300
 2009.6250  386.1100
 2009.7083  384.7400
 2009.7917  384.4300
 2009.8750  386.0200
 2009.9583  387.4200
 2010.0417  388.7100
 2010.1250  390.2000
 2010.2083  391.1700
 2010.2917  392.4600
 2010.3750  393.0000
 2010.4583  392.1500
 2010.5417  390.2000
 2010.6250  388.3500
 2010.7083  386.8500
 2010.7917  387.2400
 2010.8750  388.6700
 2010.9583  389.7900
 2011.0417  391.3300
 2011.1250  391.8600
 2011.2083  392.6000
 2011.2917  393.2500
 2011.3750  394.1900
 2011.4583  393.7300
 2011.5417  392.5100
 2011.6250  390.1300
 2011.7083  389.0800
 2011.7917  389.0000
 2011.8750  390.2800
 2011.9583  391.8600
 2012.0417  393.1200
 2012.1250  393.8600
 2012.2083  394.4000
 2012.2917  396.1800
 2012.3750  396.7400
 2012.4583  395.7100
 2012.5417  394.3600
 2012.6250  392.3900
 2012.7083  391.1100
 2012.7917  391.0500
 2012.8750  392.9800
 2012.9583  394.3400
 2013.0417  395.5500
 2013.1250  396.8000
 2013.2083  397.4300
 2013.2917  398.4100
 2013.3750  399.7800
 2013.4583  398.6100
 2013.5417  397.3200
 2013.6250  395.2000
 2013.7083  393.4500
 2013.7917  393.7000
 2013.8750  395.1600
 2013.9583  396.8400
 2014.0417  397.8500
 2014.1250  398.0100
 2014.2083  399.7700
 2014.2917  401.3800
 2014.3750  401.7800
 2014.4583  401.2500
 2014.5417  399.1000
 2014.6250  397.0300
 2014.7083  395.3800
 2014.7917  396.0300
 2014.8750  397.2800
 2014.9583  398.9100
 2015.0417  399.9800
 2015.1250  400.2800
 2015.2083  401.5400
 2015.2917  403.2800
 2015.3750  403.9600
 2015.4583  402.8000
 2015.5417  401.3100
 2015.6250  398.9300
 2015.7083  397.6300
 2015.7917  398.2900
 2015.8750  400.1600
 2015.9583  401.8500
 2016.0417  402.5200
 2016.1250  404.0400
 2016.2083  404.8300
 2016.2917  407.4200
 2016.3750  407.7000
 2016.4583  406.8100
 2016.5417  404.3900
 2016.6250  402.2500
 2016.7083  401.0300
 2016.7917  401.5700
 2016.8750  403.5300
 2016.9583  404.4200
 2017.0417  406.1300
 2017.1250  406.4200
 2017.2083  407.1800
 2017.2917  409.0000
 2017.3750  409.6500
 2017.4583  408.8400
 2017.5417  407.0700
 2017.6250  405.0700
 2017.7083  403.3800
 2017.7917  403.6400
 2017.8750  405.1400
 2017.9583  406.8200
 2018.0417  407.96
 2018.1250  408.32
 2017.2083  409.41
 2018.2917  410.24
 2018.3750  411.24
 2018.4583  410.79
 2018.5417  408.71
 2018.6250  406.99
 2018.7083  405.51
 2018.7917  406.00
 2018.8750  408.02
];
year = DATA(:,1);
CO2 = DATA(:,2);
Y=CO2;
X= [year.^2,year,year.^0];
A = inv(X'*X)*X'*CO2


A =

   1.0e+04 *

   0.000001266627708
  -0.004882260793004
   4.734945046167401