------------------------------------------------------------------------------------------------------- Mixing Ratios of 14 Gases Controlled by the Montreal Protocol (ppt) ------------------------------------------------------------------------------------------------------- IPCC WG1 AR5 (2013) Table AII.1.1b ------------------------------------------------------------------------------------------------------- HCFC HCFC Year CFC-11 CFC-12 HCFC22 CFC113 CH3CCl3 CCl4 -141b -142b H-1211 H-1301 CH3Br CFC114 CFC115 HCFC123 ------------------------------------------------------------------------------------------------------- 1930 0. 0. 0. 0. 0. 3. 0. 0. 0. 0. 0. 0. 0. 0. 1935 0. 0. 0. 0. 0. 6. 0. 0. 0. 0. 0. 0. 0. 0. 1940 0. 0. 0. 0. 0. 11. 0. 0. 0. 0. 0. 0. 0. 0. 1945 0. 0. 0. 0. 0. 20. 0. 0. 0. 0. 0. 0. 0. 0. 1950 0. 0. 0. 0. 0. 29. 0. 0. 0. 0. 0. 0. 0. 0. 1955 0. 0. 0. 0. 0. 34. 0. 0. 0. 0. 0. 0. 0. 0. 1960 9.5 29.5 2.1 1.9 1.5 52.1 0. 0. 0. 0. 6.5 3.8 0. 0. 1965 23.5 58.8 4.9 3.1 4.7 64.4 0. 0. 0. 0. 6.7 5.0 0. 0. 1970 52.8 114.3 12.1 5.5 16.2 75.9 0. 0. 0.02 0. 7.0 6.5 0.2 0. 1975 106.1 203.1 23.8 10.4 40.0 85.5 0. 0.2 0.12 0.04 7.4 8.3 0.6 0. 1980 161.9 297.4 42.5 19.0 81.6 93.3 0. 0.4 0.42 0.24 7.7 10.7 1.3 0. 1985 205.4 381.2 62.7 37.3 106.1 99.6 0. 0.7 1.04 0.74 8.2 12.9 2.8 0. 1990 256.2 477.5 88.2 67.6 127.2 106.5 0. 1.2 2.27 1.66 8.6 15.4 4.7 0. ------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------- Mixing Ratios of 12 Gases Not Controlled by the Montreal Protocol (ppt) ---------------------------------------------------------------------------------------- IPCC WG1 AR5 (2013) Table AII.1.1a ---------------------------------------------------------------------------------------- HFC- HFC HFC HFC- HFC- HFC- HFC- HFC- HFC-43 Year 134a -32 -125 143a 152a 227ea SF6 CF4 C2F6 -23 245ca -10mee ---------------------------------------------------------------------------------------- 1900 0. 0. 0. 0. 0. 0. 0. 35. 0.0 0. 0. 0. 1910 0. 0. 0. 0. 0. 0. 0. 35. 0.1 0. 0. 0. 1920 0. 0. 0. 0. 0. 0. 0. 35. 0.1 0. 0. 0. 1930 0. 0. 0. 0. 0. 0. 0. 36. 0.2 0. 0. 0. 1935 0. 0. 0. 0. 0. 0. 0. 36. 0.2 0. 0. 0. 1940 0. 0. 0. 0. 0. 0. 0. 37. 0.3 0.1 0. 0. 1945 0. 0. 0. 0. 0. 0. 0. 38. 0.4 0.2 0. 0. 1950 0. 0. 0. 0. 0. 0. 0. 39. 0.5 0.3 0. 0. 1955 0. 0. 0. 0. 0. 0. 0. 41. 0.5 0.5 0. 0. 1960 0. 0. 0. 0. 0. 0. 0.1 43. 0.6 0.7 0. 0. 1965 0. 0. 0. 0. 0. 0. 0.2 47. 0.7 1.1 0. 0. 1970 0. 0. 0. 0. 0. 0. 0.3 51. 0.8 1.6 0. 0. 1975 0. 0. 0. 0. 0. 0. 0.5 55. 1.0 2.6 0. 0. 1980 0. 0. 0. 0.2 0. 0. 0.8 60. 1.2 3.7 0. 0. 1985 0. 0. 0. 0.4 0. 0. 1.5 64. 1.5 5.8 0. 0. 1990 0. 0. 0.1 0.6 0. 0. 2.4 68. 1.9 7.9 0. 0. ----------------------------------------------------------------------------------------