Dome_C_II 18Z pressure 1996 651.8 647.8 642.8 640.5 635.7 639.1 644.1 647.5 645.2 634.4 649.5 651.7 1997 651.7 647.2 638.4 640.4 635.0 647.0 631.0 633.4 635.3 637.1 653.5 652.8 1998 645.8 647.0 637.5 631.9 638.4 638.4 635.8 635.8 636.3 637.0 642.1 647.7 1999 648.6 646.2 640.1 629.8 632.3 651.7 636.5 636.9 637.3 630.8 640.5 639.4 2000 645.4 643.8 640.9 640.7 637.7 642.0 641.5 641.3 644.3 632.3 651.0 653.2 2001 651.7 648.9 644.6 638.6 644.1 640.7 644.7 633.8 636.4 636.0 641.7 648.3 2002 650.5 641.9 648.1 640.8 650.7 645.7 644.0 633.7 641.3 643.3 642.5 644.2 2003 655.6 652.5 643.0 636.6 637.8 645.3 638.5 634.3 640.5 637.7 641.4 657.7 2004 650.7 652.3 638.3 637.3 639.5 640.6 630.9 640.5 633.7 638.1 645.3 655.9 2005 651.9 642.4 641.1 636.2 640.3 647.4 637.2 633.3 637.6 636.3 645.6 659.2 2006 651.2 652.4 642.6 645.2 631.1 638.1 638.1 646.3 638.2 633.1 642.2 647.5 2007 653.8 644.6 648.2 643.3 646.2 648.0 651.0 639.0 638.2 640.1 643.8 643.4 2008 647.4 639.1 641.7 644.5 642.4 639.5 639.3 635.2 635.1 630.0 644.7 650.5 2009 648.8 646.7 640.5 641.9 643.7 646.3 647.9 643.0 643.5 635.4 648.2 646.9 2010 656.8 648.2 642.3 636.7 638.9 636.8 628.6 631.2 637.0 636.7 639.1 655.3 2011 654.4 643.6 644.4 645.1 636.1 641.0 645.3 644.9 642.7 636.9 650.2 644.3 2012 643.8 646.2 641.2 639.6 638.6 642.0 631.6 637.9 633.7 639.5 648.3 652.4 2013 649.3 639.6 634.3 637.1 640.1 646.9 633.7 646.1 651.3 640.1 644.6 650.1 2014 654.4 647.0 637.9 638.3 644.9 637.8 636.9 634.4 644.4 636.0 647.8 645.6 2015 648.3 643.2 638.4 633.9 - - - - - - 641.4 651.1 2016 645.5 643.2 634.5 636.0 - - - - - - 652.1 652.4 2017 655.8 651.0 641.9 638.5 639.1 634.9 636.3 632.5 633.1 640.7 639.8 646.0 2018 646.3 643.0 643.1 646.0 638.5 643.9 643.7 640.7 630.6 634.7 640.9 647.3 2019 647.3 648.0 642.9 640.0 640.1 631.5 644.1 640.4 632.1 639.3 652.1 655.8 2020 653.0 646.7 635.3 646.2 638.6 638.1 640.8 641.7 641.4 636.7 644.2 642.6 2021 646.4 641.4 642.5 633.5 637.3 639.5 644.2 642.7 634.5 - - - 2022 646.4 645.4 642.7 635.9 642.9 647.0 639.5 635.6 636.4 640.9 635.6 643.8 2023 643.5 646.4 642.3 646.8 635.1 644.8 634.0 633.2 642.3 634.1 642.2 641.5 2024 647.2 639.1 639.1 631.2 636.0 635.3 642.9 648.6 636.1 645.7 643.9 -