Atmospheric CO₂ Concentration 1958–2023 - Free Download
Monthly atmospheric CO₂ measurements (raw and seasonally adjusted) from the Mauna Loa Observatory, spanning 1958 to 2023. Contains 741 records. Download in Excel, CSV, PDF formats.
📥 Free Download
💡 Key Takeaways
- Contains 741 records / 3 fields
- Available for free download in Excel, CSV, and PDF formats
- Data sourced from: https://github.com/vega/vega-datasets
📋 ข้อมูลทั้งหมด
Showing 500
of 741
⚠️ Showing first 500 of 741 records. Download the file for complete data.
| Date | CO2 | Adjusted CO2 |
|---|---|---|
| 1958-03-01 | 315.70 | 314.44 |
| 1958-04-01 | 317.46 | 315.16 |
| 1958-05-01 | 317.51 | 314.71 |
| 1958-07-01 | 315.86 | 315.19 |
| 1958-08-01 | 314.93 | 316.19 |
| 1958-09-01 | 313.21 | 316.08 |
| 1958-11-01 | 313.33 | 315.20 |
| 1958-12-01 | 314.67 | 315.43 |
| 1959-01-01 | 315.58 | 315.54 |
| 1959-02-01 | 316.49 | 315.86 |
| 1959-03-01 | 316.65 | 315.38 |
| 1959-04-01 | 317.72 | 315.42 |
| 1959-05-01 | 318.29 | 315.49 |
| 1959-06-01 | 318.15 | 316.03 |
| 1959-07-01 | 316.54 | 315.86 |
| 1959-08-01 | 314.80 | 316.06 |
| 1959-09-01 | 313.84 | 316.73 |
| 1959-10-01 | 313.33 | 316.33 |
| 1959-11-01 | 314.81 | 316.68 |
| 1959-12-01 | 315.58 | 316.35 |
| 1960-01-01 | 316.43 | 316.39 |
| 1960-02-01 | 316.98 | 316.35 |
| 1960-03-01 | 317.58 | 316.28 |
| 1960-04-01 | 319.03 | 316.70 |
| 1960-05-01 | 320.04 | 317.22 |
| 1960-06-01 | 319.58 | 317.48 |
| 1960-07-01 | 318.18 | 317.52 |
| 1960-08-01 | 315.90 | 317.20 |
| 1960-09-01 | 314.17 | 317.08 |
| 1960-10-01 | 313.83 | 316.83 |
| 1960-11-01 | 315.00 | 316.88 |
| 1960-12-01 | 316.19 | 316.96 |
| 1961-01-01 | 316.90 | 316.85 |
| 1961-02-01 | 317.70 | 317.07 |
| 1961-03-01 | 318.54 | 317.26 |
| 1961-04-01 | 319.48 | 317.16 |
| 1961-05-01 | 320.58 | 317.76 |
| 1961-06-01 | 319.77 | 317.63 |
| 1961-07-01 | 318.57 | 317.88 |
| 1961-08-01 | 316.79 | 318.06 |
| 1961-09-01 | 314.99 | 317.90 |
| 1961-10-01 | 315.31 | 318.32 |
| 1961-11-01 | 316.10 | 317.99 |
| 1961-12-01 | 317.01 | 317.78 |
| 1962-01-01 | 317.94 | 317.90 |
| 1962-02-01 | 318.55 | 317.92 |
| 1962-03-01 | 319.68 | 318.40 |
| 1962-04-01 | 320.57 | 318.24 |
| 1962-05-01 | 321.02 | 318.18 |
| 1962-06-01 | 320.62 | 318.47 |
| 1962-07-01 | 319.61 | 318.93 |
| 1962-08-01 | 317.40 | 318.68 |
| 1962-09-01 | 316.25 | 319.17 |
| 1962-10-01 | 315.42 | 318.44 |
| 1962-11-01 | 316.69 | 318.58 |
| 1962-12-01 | 317.70 | 318.47 |
| 1963-01-01 | 318.74 | 318.70 |
| 1963-02-01 | 319.07 | 318.43 |
| 1963-03-01 | 319.86 | 318.57 |
| 1963-04-01 | 321.38 | 319.05 |
| 1963-05-01 | 322.25 | 319.40 |
| 1963-06-01 | 321.48 | 319.33 |
| 1963-07-01 | 319.74 | 319.06 |
| 1963-08-01 | 317.77 | 319.05 |
| 1963-09-01 | 316.21 | 319.14 |
| 1963-10-01 | 315.99 | 319.02 |
| 1963-11-01 | 317.07 | 318.97 |
| 1963-12-01 | 318.35 | 319.13 |
| 1964-01-01 | 319.57 | 319.53 |
| 1964-05-01 | 322.26 | 319.40 |
| 1964-06-01 | 321.89 | 319.75 |
| 1964-07-01 | 320.44 | 319.78 |
| 1964-08-01 | 318.69 | 320.01 |
| 1964-09-01 | 316.70 | 319.66 |
| 1964-10-01 | 316.87 | 319.91 |
| 1964-11-01 | 317.68 | 319.58 |
| 1964-12-01 | 318.71 | 319.49 |
| 1965-01-01 | 319.44 | 319.40 |
| 1965-02-01 | 320.44 | 319.81 |
| 1965-03-01 | 320.89 | 319.59 |
| 1965-04-01 | 322.14 | 319.78 |
| 1965-05-01 | 322.17 | 319.30 |
| 1965-06-01 | 321.87 | 319.70 |
| 1965-07-01 | 321.21 | 320.52 |
| 1965-08-01 | 318.87 | 320.16 |
| 1965-09-01 | 317.81 | 320.77 |
| 1965-10-01 | 317.30 | 320.36 |
| 1965-11-01 | 318.87 | 320.78 |
| 1965-12-01 | 319.42 | 320.20 |
| 1966-01-01 | 320.62 | 320.58 |
| 1966-02-01 | 321.60 | 320.95 |
| 1966-03-01 | 322.39 | 321.08 |
| 1966-04-01 | 323.70 | 321.34 |
| 1966-05-01 | 324.08 | 321.20 |
| 1966-06-01 | 323.75 | 321.57 |
| 1966-07-01 | 322.38 | 321.69 |
| 1966-08-01 | 320.36 | 321.66 |
| 1966-09-01 | 318.64 | 321.60 |
| 1966-10-01 | 318.10 | 321.17 |
| 1966-11-01 | 319.78 | 321.70 |
| 1966-12-01 | 321.03 | 321.81 |
| 1967-01-01 | 322.33 | 322.29 |
| 1967-02-01 | 322.50 | 321.85 |
| 1967-03-01 | 323.04 | 321.73 |
| 1967-04-01 | 324.42 | 322.05 |
| 1967-05-01 | 325.00 | 322.11 |
| 1967-06-01 | 324.09 | 321.91 |
| 1967-07-01 | 322.54 | 321.85 |
| 1967-08-01 | 320.92 | 322.22 |
| 1967-09-01 | 319.25 | 322.23 |
| 1967-10-01 | 319.39 | 322.47 |
| 1967-11-01 | 320.73 | 322.65 |
| 1967-12-01 | 321.96 | 322.74 |
| 1968-01-01 | 322.57 | 322.53 |
| 1968-02-01 | 323.15 | 322.50 |
| 1968-03-01 | 323.89 | 322.55 |
| 1968-04-01 | 325.02 | 322.62 |
| 1968-05-01 | 325.57 | 322.68 |
| 1968-06-01 | 325.36 | 323.19 |
| 1968-07-01 | 324.14 | 323.47 |
| 1968-08-01 | 322.11 | 323.44 |
| 1968-09-01 | 320.33 | 323.32 |
| 1968-10-01 | 320.25 | 323.33 |
| 1968-11-01 | 321.32 | 323.25 |
| 1968-12-01 | 322.89 | 323.68 |
| 1969-01-01 | 324.00 | 323.96 |
| 1969-02-01 | 324.41 | 323.77 |
| 1969-03-01 | 325.63 | 324.32 |
| 1969-04-01 | 326.66 | 324.28 |
| 1969-05-01 | 327.38 | 324.48 |
| 1969-06-01 | 326.71 | 324.51 |
| 1969-07-01 | 325.88 | 325.18 |
| 1969-08-01 | 323.66 | 324.97 |
| 1969-09-01 | 322.38 | 325.37 |
| 1969-10-01 | 321.78 | 324.88 |
| 1969-11-01 | 322.85 | 324.79 |
| 1969-12-01 | 324.12 | 324.91 |
| 1970-01-01 | 325.06 | 325.02 |
| 1970-02-01 | 325.98 | 325.33 |
| 1970-03-01 | 326.93 | 325.61 |
| 1970-04-01 | 328.13 | 325.74 |
| 1970-05-01 | 328.08 | 325.16 |
| 1970-06-01 | 327.67 | 325.46 |
| 1970-07-01 | 326.34 | 325.64 |
| 1970-08-01 | 324.69 | 326.00 |
| 1970-09-01 | 323.10 | 326.10 |
| 1970-10-01 | 323.06 | 326.18 |
| 1970-11-01 | 324.01 | 325.95 |
| 1970-12-01 | 325.13 | 325.93 |
| 1971-01-01 | 326.17 | 326.13 |
| 1971-02-01 | 326.68 | 326.03 |
| 1971-03-01 | 327.17 | 325.85 |
| 1971-04-01 | 327.79 | 325.38 |
| 1971-05-01 | 328.93 | 326.00 |
| 1971-06-01 | 328.57 | 326.36 |
| 1971-07-01 | 327.36 | 326.65 |
| 1971-08-01 | 325.43 | 326.75 |
| 1971-09-01 | 323.36 | 326.37 |
| 1971-10-01 | 323.56 | 326.68 |
| 1971-11-01 | 324.80 | 326.75 |
| 1971-12-01 | 326.01 | 326.81 |
| 1972-01-01 | 326.77 | 326.73 |
| 1972-02-01 | 327.63 | 326.98 |
| 1972-03-01 | 327.75 | 326.40 |
| 1972-04-01 | 329.72 | 327.29 |
| 1972-05-01 | 330.07 | 327.13 |
| 1972-06-01 | 329.09 | 326.89 |
| 1972-07-01 | 328.04 | 327.36 |
| 1972-08-01 | 326.32 | 327.67 |
| 1972-09-01 | 324.84 | 327.87 |
| 1972-10-01 | 325.20 | 328.33 |
| 1972-11-01 | 326.50 | 328.45 |
| 1972-12-01 | 327.55 | 328.35 |
| 1973-01-01 | 328.55 | 328.50 |
| 1973-02-01 | 329.56 | 328.90 |
| 1973-03-01 | 330.30 | 328.97 |
| 1973-04-01 | 331.50 | 329.08 |
| 1973-05-01 | 332.48 | 329.53 |
| 1973-06-01 | 332.07 | 329.84 |
| 1973-07-01 | 330.87 | 330.16 |
| 1973-08-01 | 329.31 | 330.64 |
| 1973-09-01 | 327.51 | 330.55 |
| 1973-10-01 | 327.18 | 330.32 |
| 1973-11-01 | 328.16 | 330.13 |
| 1973-12-01 | 328.64 | 329.44 |
| 1974-01-01 | 329.35 | 329.31 |
| 1974-02-01 | 330.71 | 330.05 |
| 1974-03-01 | 331.48 | 330.14 |
| 1974-04-01 | 332.65 | 330.22 |
| 1974-05-01 | 333.09 | 330.13 |
| 1974-06-01 | 332.25 | 330.01 |
| 1974-07-01 | 331.18 | 330.46 |
| 1974-08-01 | 329.39 | 330.73 |
| 1974-09-01 | 327.43 | 330.48 |
| 1974-10-01 | 327.37 | 330.52 |
| 1974-11-01 | 328.46 | 330.43 |
| 1974-12-01 | 329.57 | 330.38 |
| 1975-01-01 | 330.40 | 330.36 |
| 1975-02-01 | 331.40 | 330.74 |
| 1975-03-01 | 332.04 | 330.69 |
| 1975-04-01 | 333.31 | 330.87 |
| 1975-05-01 | 333.97 | 331.00 |
| 1975-06-01 | 333.60 | 331.36 |
| 1975-07-01 | 331.90 | 331.19 |
| 1975-08-01 | 330.06 | 331.39 |
| 1975-09-01 | 328.56 | 331.61 |
| 1975-10-01 | 328.34 | 331.50 |
| 1975-11-01 | 329.49 | 331.47 |
| 1975-12-01 | 330.76 | 331.57 |
| 1976-01-01 | 331.75 | 331.70 |
| 1976-02-01 | 332.57 | 331.90 |
| 1976-03-01 | 333.50 | 332.12 |
| 1976-04-01 | 334.58 | 332.12 |
| 1976-05-01 | 334.88 | 331.90 |
| 1976-06-01 | 334.33 | 332.10 |
| 1976-07-01 | 333.05 | 332.36 |
| 1976-08-01 | 330.94 | 332.31 |
| 1976-09-01 | 329.30 | 332.38 |
| 1976-10-01 | 328.94 | 332.11 |
| 1976-11-01 | 330.31 | 332.29 |
| 1976-12-01 | 331.68 | 332.49 |
| 1977-01-01 | 332.93 | 332.88 |
| 1977-02-01 | 333.42 | 332.75 |
| 1977-03-01 | 334.70 | 333.35 |
| 1977-04-01 | 336.07 | 333.62 |
| 1977-05-01 | 336.75 | 333.76 |
| 1977-06-01 | 336.27 | 334.01 |
| 1977-07-01 | 334.92 | 334.20 |
| 1977-08-01 | 332.75 | 334.10 |
| 1977-09-01 | 331.59 | 334.67 |
| 1977-10-01 | 331.16 | 334.35 |
| 1977-11-01 | 332.40 | 334.40 |
| 1977-12-01 | 333.85 | 334.66 |
| 1978-01-01 | 334.97 | 334.93 |
| 1978-02-01 | 335.39 | 334.72 |
| 1978-03-01 | 336.64 | 335.28 |
| 1978-04-01 | 337.76 | 335.30 |
| 1978-05-01 | 338.01 | 335.02 |
| 1978-06-01 | 337.90 | 335.63 |
| 1978-07-01 | 336.54 | 335.82 |
| 1978-08-01 | 334.68 | 336.03 |
| 1978-09-01 | 332.76 | 335.85 |
| 1978-10-01 | 332.55 | 335.74 |
| 1978-11-01 | 333.92 | 335.92 |
| 1978-12-01 | 334.95 | 335.77 |
| 1979-01-01 | 336.23 | 336.18 |
| 1979-02-01 | 336.76 | 336.09 |
| 1979-03-01 | 337.96 | 336.60 |
| 1979-04-01 | 338.88 | 336.41 |
| 1979-05-01 | 339.47 | 336.47 |
| 1979-06-01 | 339.29 | 337.01 |
| 1979-07-01 | 337.73 | 337.01 |
| 1979-08-01 | 336.09 | 337.44 |
| 1979-09-01 | 333.92 | 337.01 |
| 1979-10-01 | 333.86 | 337.07 |
| 1979-11-01 | 335.29 | 337.30 |
| 1979-12-01 | 336.73 | 337.55 |
| 1980-01-01 | 338.01 | 337.97 |
| 1980-02-01 | 338.36 | 337.69 |
| 1980-03-01 | 340.07 | 338.68 |
| 1980-04-01 | 340.76 | 338.26 |
| 1980-05-01 | 341.47 | 338.45 |
| 1980-06-01 | 341.17 | 338.91 |
| 1980-07-01 | 339.56 | 338.86 |
| 1980-08-01 | 337.60 | 338.99 |
| 1980-09-01 | 335.88 | 339.00 |
| 1980-10-01 | 336.02 | 339.23 |
| 1980-11-01 | 337.10 | 339.11 |
| 1980-12-01 | 338.21 | 339.03 |
| 1981-01-01 | 339.24 | 339.19 |
| 1981-02-01 | 340.48 | 339.80 |
| 1981-03-01 | 341.38 | 340.01 |
| 1981-04-01 | 342.50 | 340.02 |
| 1981-05-01 | 342.91 | 339.89 |
| 1981-06-01 | 342.25 | 339.96 |
| 1981-07-01 | 340.49 | 339.76 |
| 1981-08-01 | 338.43 | 339.80 |
| 1981-09-01 | 336.69 | 339.81 |
| 1981-10-01 | 336.86 | 340.08 |
| 1981-11-01 | 338.36 | 340.38 |
| 1981-12-01 | 339.61 | 340.44 |
| 1982-01-01 | 340.75 | 340.71 |
| 1982-02-01 | 341.61 | 340.94 |
| 1982-03-01 | 342.70 | 341.32 |
| 1982-04-01 | 343.57 | 341.08 |
| 1982-05-01 | 344.14 | 341.10 |
| 1982-06-01 | 343.35 | 341.05 |
| 1982-07-01 | 342.06 | 341.32 |
| 1982-08-01 | 339.81 | 341.18 |
| 1982-09-01 | 337.98 | 341.10 |
| 1982-10-01 | 337.86 | 341.10 |
| 1982-11-01 | 339.26 | 341.29 |
| 1982-12-01 | 340.49 | 341.32 |
| 1983-01-01 | 341.38 | 341.33 |
| 1983-02-01 | 342.52 | 341.84 |
| 1983-03-01 | 343.10 | 341.72 |
| 1983-04-01 | 344.94 | 342.44 |
| 1983-05-01 | 345.76 | 342.71 |
| 1983-06-01 | 345.32 | 343.01 |
| 1983-07-01 | 343.98 | 343.25 |
| 1983-08-01 | 342.38 | 343.75 |
| 1983-09-01 | 339.87 | 343.00 |
| 1983-10-01 | 339.99 | 343.24 |
| 1983-11-01 | 341.15 | 343.19 |
| 1983-12-01 | 342.99 | 343.82 |
| 1984-01-01 | 343.70 | 343.65 |
| 1984-02-01 | 344.50 | 343.83 |
| 1984-03-01 | 345.28 | 343.87 |
| 1984-04-01 | 347.05 | 344.52 |
| 1984-05-01 | 347.43 | 344.38 |
| 1984-06-01 | 346.80 | 344.51 |
| 1984-07-01 | 345.39 | 344.69 |
| 1984-08-01 | 343.28 | 344.68 |
| 1984-09-01 | 341.07 | 344.23 |
| 1984-10-01 | 341.35 | 344.60 |
| 1984-11-01 | 342.98 | 345.01 |
| 1984-12-01 | 344.22 | 345.05 |
| 1985-01-01 | 344.97 | 344.92 |
| 1985-02-01 | 345.99 | 345.31 |
| 1985-03-01 | 347.42 | 346.04 |
| 1985-04-01 | 348.35 | 345.83 |
| 1985-05-01 | 348.93 | 345.86 |
| 1985-06-01 | 348.25 | 345.93 |
| 1985-07-01 | 346.56 | 345.82 |
| 1985-08-01 | 344.67 | 346.06 |
| 1985-09-01 | 343.09 | 346.24 |
| 1985-10-01 | 342.80 | 346.07 |
| 1985-11-01 | 344.24 | 346.29 |
| 1985-12-01 | 345.56 | 346.39 |
| 1986-01-01 | 346.30 | 346.25 |
| 1986-02-01 | 346.95 | 346.27 |
| 1986-03-01 | 347.85 | 346.46 |
| 1986-04-01 | 349.55 | 347.03 |
| 1986-05-01 | 350.22 | 347.14 |
| 1986-06-01 | 349.55 | 347.23 |
| 1986-07-01 | 347.94 | 347.20 |
| 1986-08-01 | 345.90 | 347.29 |
| 1986-09-01 | 344.85 | 348.02 |
| 1986-10-01 | 344.17 | 347.45 |
| 1986-11-01 | 345.66 | 347.71 |
| 1986-12-01 | 346.90 | 347.74 |
| 1987-01-01 | 348.02 | 347.98 |
| 1987-02-01 | 348.48 | 347.79 |
| 1987-03-01 | 349.42 | 348.02 |
| 1987-04-01 | 350.98 | 348.45 |
| 1987-05-01 | 351.85 | 348.76 |
| 1987-06-01 | 351.26 | 348.92 |
| 1987-07-01 | 349.51 | 348.77 |
| 1987-08-01 | 348.10 | 349.49 |
| 1987-09-01 | 346.45 | 349.62 |
| 1987-10-01 | 346.36 | 349.65 |
| 1987-11-01 | 347.81 | 349.87 |
| 1987-12-01 | 348.96 | 349.81 |
| 1988-01-01 | 350.43 | 350.39 |
| 1988-02-01 | 351.73 | 351.04 |
| 1988-03-01 | 352.22 | 350.79 |
| 1988-04-01 | 353.59 | 351.02 |
| 1988-05-01 | 354.22 | 351.12 |
| 1988-06-01 | 353.80 | 351.48 |
| 1988-07-01 | 352.38 | 351.66 |
| 1988-08-01 | 350.43 | 351.85 |
| 1988-09-01 | 348.73 | 351.92 |
| 1988-10-01 | 348.88 | 352.18 |
| 1988-11-01 | 350.07 | 352.13 |
| 1988-12-01 | 351.34 | 352.18 |
| 1989-01-01 | 352.76 | 352.71 |
| 1989-02-01 | 353.07 | 352.38 |
| 1989-03-01 | 353.68 | 352.27 |
| 1989-04-01 | 355.42 | 352.87 |
| 1989-05-01 | 355.67 | 352.56 |
| 1989-06-01 | 355.12 | 352.77 |
| 1989-07-01 | 353.90 | 353.15 |
| 1989-08-01 | 351.67 | 353.07 |
| 1989-09-01 | 349.81 | 353.00 |
| 1989-10-01 | 349.99 | 353.30 |
| 1989-11-01 | 351.30 | 353.37 |
| 1989-12-01 | 352.52 | 353.37 |
| 1990-01-01 | 353.66 | 353.62 |
| 1990-02-01 | 354.70 | 354.00 |
| 1990-03-01 | 355.38 | 353.97 |
| 1990-04-01 | 356.20 | 353.64 |
| 1990-05-01 | 357.16 | 354.04 |
| 1990-06-01 | 356.23 | 353.87 |
| 1990-07-01 | 354.81 | 354.06 |
| 1990-08-01 | 352.91 | 354.31 |
| 1990-09-01 | 350.96 | 354.17 |
| 1990-10-01 | 351.18 | 354.50 |
| 1990-11-01 | 352.83 | 354.91 |
| 1990-12-01 | 354.21 | 355.06 |
| 1991-01-01 | 354.72 | 354.68 |
| 1991-02-01 | 355.75 | 355.05 |
| 1991-03-01 | 357.16 | 355.74 |
| 1991-04-01 | 358.60 | 356.03 |
| 1991-05-01 | 359.34 | 356.21 |
| 1991-06-01 | 358.24 | 355.88 |
| 1991-07-01 | 356.17 | 355.42 |
| 1991-08-01 | 354.01 | 355.42 |
| 1991-09-01 | 352.15 | 355.37 |
| 1991-10-01 | 352.21 | 355.55 |
| 1991-11-01 | 353.75 | 355.83 |
| 1991-12-01 | 354.99 | 355.84 |
| 1992-01-01 | 355.99 | 355.94 |
| 1992-02-01 | 356.72 | 356.02 |
| 1992-03-01 | 357.81 | 356.36 |
| 1992-04-01 | 359.15 | 356.55 |
| 1992-05-01 | 359.66 | 356.53 |
| 1992-06-01 | 359.25 | 356.90 |
| 1992-07-01 | 357.02 | 356.30 |
| 1992-08-01 | 355.00 | 356.44 |
| 1992-09-01 | 353.01 | 356.25 |
| 1992-10-01 | 353.31 | 356.64 |
| 1992-11-01 | 354.16 | 356.25 |
| 1992-12-01 | 355.40 | 356.25 |
| 1993-01-01 | 356.70 | 356.66 |
| 1993-02-01 | 357.17 | 356.46 |
| 1993-03-01 | 358.38 | 356.95 |
| 1993-04-01 | 359.46 | 356.88 |
| 1993-05-01 | 360.28 | 357.13 |
| 1993-06-01 | 359.60 | 357.22 |
| 1993-07-01 | 357.57 | 356.81 |
| 1993-08-01 | 355.52 | 356.94 |
| 1993-09-01 | 353.69 | 356.93 |
| 1993-10-01 | 353.99 | 357.34 |
| 1993-11-01 | 355.34 | 357.44 |
| 1993-12-01 | 356.80 | 357.66 |
| 1994-01-01 | 358.37 | 358.32 |
| 1994-02-01 | 358.91 | 358.21 |
| 1994-03-01 | 359.97 | 358.54 |
| 1994-04-01 | 361.26 | 358.67 |
| 1994-05-01 | 361.69 | 358.53 |
| 1994-06-01 | 360.94 | 358.56 |
| 1994-07-01 | 359.55 | 358.79 |
| 1994-08-01 | 357.48 | 358.90 |
| 1994-09-01 | 355.84 | 359.09 |
| 1994-10-01 | 356.00 | 359.36 |
| 1994-11-01 | 357.58 | 359.69 |
| 1994-12-01 | 359.04 | 359.90 |
| 1995-01-01 | 359.97 | 359.92 |
| 1995-02-01 | 361.00 | 360.30 |
| 1995-03-01 | 361.63 | 360.20 |
| 1995-04-01 | 363.45 | 360.85 |
| 1995-05-01 | 363.80 | 360.63 |
| 1995-06-01 | 363.26 | 360.87 |
| 1995-07-01 | 361.89 | 361.13 |
| 1995-08-01 | 359.45 | 360.88 |
| 1995-09-01 | 358.05 | 361.31 |
| 1995-10-01 | 357.75 | 361.13 |
| 1995-11-01 | 359.56 | 361.68 |
| 1995-12-01 | 360.70 | 361.56 |
| 1996-01-01 | 362.05 | 362.00 |
| 1996-02-01 | 363.24 | 362.54 |
| 1996-03-01 | 364.02 | 362.56 |
| 1996-04-01 | 364.71 | 362.08 |
| 1996-05-01 | 365.42 | 362.24 |
| 1996-06-01 | 364.97 | 362.59 |
| 1996-07-01 | 363.65 | 362.92 |
| 1996-08-01 | 361.48 | 362.94 |
| 1996-09-01 | 359.45 | 362.73 |
| 1996-10-01 | 359.61 | 362.99 |
| 1996-11-01 | 360.76 | 362.87 |
| 1996-12-01 | 362.33 | 363.19 |
| 1997-01-01 | 363.19 | 363.14 |
| 1997-02-01 | 363.99 | 363.28 |
| 1997-03-01 | 364.56 | 363.12 |
| 1997-04-01 | 366.36 | 363.74 |
| 1997-05-01 | 366.80 | 363.61 |
| 1997-06-01 | 365.63 | 363.22 |
| 1997-07-01 | 364.47 | 363.70 |
| 1997-08-01 | 362.50 | 363.94 |
| 1997-09-01 | 360.19 | 363.47 |
| 1997-10-01 | 360.78 | 364.17 |
| 1997-11-01 | 362.43 | 364.56 |
| 1997-12-01 | 364.28 | 365.14 |
| 1998-01-01 | 365.33 | 365.28 |
| 1998-02-01 | 366.15 | 365.44 |
| 1998-03-01 | 367.31 | 365.87 |
| 1998-04-01 | 368.61 | 365.99 |
| 1998-05-01 | 369.30 | 366.11 |
| 1998-06-01 | 368.88 | 366.46 |
| 1998-07-01 | 367.64 | 366.87 |
| 1998-08-01 | 365.78 | 367.22 |
| 1998-09-01 | 363.90 | 367.19 |
| 1998-10-01 | 364.23 | 367.64 |
| 1998-11-01 | 365.46 | 367.59 |
| 1998-12-01 | 366.97 | 367.84 |
| 1999-01-01 | 368.15 | 368.10 |
| 1999-02-01 | 368.87 | 368.16 |
| 1999-03-01 | 369.59 | 368.14 |
| 1999-04-01 | 371.14 | 368.51 |
| 1999-05-01 | 371.00 | 367.80 |
| 1999-06-01 | 370.35 | 367.93 |
| 1999-07-01 | 369.27 | 368.49 |
| 1999-08-01 | 366.93 | 368.37 |
| 1999-09-01 | 364.64 | 367.94 |
| 1999-10-01 | 365.13 | 368.55 |
| 1999-11-01 | 366.68 | 368.81 |
| 1999-12-01 | 368.00 | 368.88 |
| 2000-01-01 | 369.14 | 369.09 |
| 2000-02-01 | 369.46 | 368.75 |
| 2000-03-01 | 370.51 | 369.03 |