Year
|
CO2
|
CH4
|
N2O
|
1750
|
278.0
|
700.0
|
270.0
|
1755
|
278.0
|
702.23
|
270.3
|
1760
|
278.0
|
704.45
|
270.6
|
1765
|
278.0
|
708.48
|
270.9
|
1770
|
278.6
|
712.5
|
271.2
|
1775
|
279.3
|
717.76
|
271.5
|
1780
|
280.1
|
723.03
|
271.8
|
1785
|
280.8
|
728.96
|
272.1
|
1790
|
281.6
|
734.9
|
272.4
|
1795
|
282.3
|
738.25
|
272.7
|
1800
|
282.9
|
741.6
|
273.0
|
1805
|
283.4
|
746.2
|
273.24
|
1810
|
283.8
|
750.8
|
273.48
|
1815
|
284.0
|
755.55
|
273.72
|
1820
|
284.2
|
760.3
|
273.96
|
1825
|
284.3
|
765.05
|
274.2
|
1830
|
284.4
|
769.8
|
274.44
|
1835
|
283.8
|
774.6
|
274.68
|
1840
|
283.4
|
779.4
|
274.92
|
1845
|
283.9
|
785.5
|
275.16
|
1850
|
284.7
|
791.6
|
275.4
|
1855
|
285.4
|
798.6
|
275.9
|
1860
|
286.2
|
805.6
|
276.4
|
1865
|
286.9
|
813.3
|
276.9
|
1870
|
287.5
|
821.0
|
277.4
|
1875
|
288.7
|
829.05
|
277.8
|
1880
|
290.7
|
837.1
|
278.2
|
1885
|
293.0
|
846.85
|
278.7
|
1890
|
294.2
|
856.6
|
279.1
|
1895
|
294.8
|
868.0
|
279.5
|
1900
|
295.8
|
879.4
|
279.8
|
1905
|
297.6
|
900.9
|
280.3
|
1910
|
299.7
|
924.0
|
281.0
|
1915
|
301.4
|
949.7
|
281.8
|
1920
|
303.0
|
978.1
|
282.9
|
1925
|
305.0
|
1007.7
|
284.0
|
1930
|
307.2
|
1036.2
|
285.0
|
1935
|
309.4
|
1063.35
|
285.9
|
1940
|
310.4
|
1088.9
|
286.7
|
1945
|
310.1
|
1115.0
|
287.8
|
1950
|
310.7
|
1147.5
|
289.0
|
1955
|
313.0
|
1192.25
|
290.1
|
1960
|
316.9
|
1247.5
|
291.4
|
1965
|
320.0
|
1312.2
|
292.9
|
1970
|
325.0
|
1386.0
|
294.9
|
1975
|
331.3
|
1465.4
|
297.4
|
1978
|
334.6
|
1514.0
|
298.82
|
1979
|
336.74
|
1530.55
|
300.04
|
1980
|
338.7
|
1547.1
|
300.65
|
1981
|
339.74
|
1567.5
|
301.23
|
1982
|
340.92
|
1587.9
|
303.56
|
1983
|
342.47
|
1608.29
|
303.78
|
1984
|
344.13
|
1628.69
|
304.02
|
1985
|
345.47
|
1649.09
|
304.54
|
1986
|
346.89
|
1669.49
|
305.37
|
1987
|
348.46
|
1680.66
|
305.55
|
1988
|
350.93
|
1698.83
|
306.49
|
1989
|
352.57
|
1710.52
|
307.48
|
1990
|
353.72
|
1709.33
|
308.78
|
1991
|
355.15
|
1729.07
|
309.57
|
1992
|
355.9
|
1731.05
|
310.0
|
1993
|
356.63
|
1735.65
|
310.25
|
1994
|
358.2
|
1741.66
|
310.98
|
1995
|
360.23
|
1747.1
|
311.78
|
1996
|
362.01
|
1749.62
|
312.74
|
1997
|
363.17
|
1754.01
|
313.39
|
1998
|
365.69
|
1763.01
|
313.98
|
1999
|
367.81
|
1772.84
|
314.83
|
2000
|
368.92
|
1774.43
|
315.83
|
2001
|
370.51
|
1773.29
|
316.59
|
2002
|
372.49
|
1773.47
|
317.2
|
2003
|
375.08
|
1777.55
|
317.88
|
2004
|
376.61
|
1775.31
|
318.49
|
2005
|
378.97
|
1774.58
|
319.21
|
2006
|
381.17
|
1775.56
|
319.9
|
2007
|
382.89
|
1781.68
|
320.64
|
2008
|
384.98
|
1789.89
|
321.57
|
2009
|
386.42
|
1793.6
|
322.26
|
2010
|
388.71
|
1796.86
|
323.05
|
2011
|
390.57
|
1803.47
|
323.99
|