Concordia 18Z station_level_pressure 2005 - 642.8 641.7 638.0 641.8 648.4 639.0 635.5 639.3 636.6 646.0 659.5 2006 651.3 647.1 643.1 646.3 632.5 640.2 639.3 647.9 639.1 633.5 642.5 - 2007 - 644.9 648.5 643.3 646.4 648.2 651.2 639.2 638.4 640.5 644.0 - 2008 647.9 639.2 641.7 - - - - - - 630.3 645.4 650.6 2009 649.0 647.0 640.8 642.1 - 646.4 648.1 643.2 643.7 635.6 648.8 647.2 2010 657.1 648.2 642.2 636.9 639.1 637.0 628.8 631.0 - - 639.3 655.9 2011 654.7 643.8 644.7 645.2 636.5 641.5 - - 643.1 - 650.4 645.1 2012 644.2 646.9 641.4 639.1 638.8 642.2 631.8 638.2 634.2 639.7 648.4 652.7 2013 649.6 639.9 634.5 637.3 640.1 646.9 634.3 646.3 651.5 640.2 644.8 649.8 2014 654.7 647.2 638.2 638.5 644.9 637.7 637.1 634.7 644.9 636.7 648.0 645.8 2015 648.7 643.5 638.8 634.2 634.5 640.4 631.2 632.9 631.7 636.9 641.8 651.6 2016 646.0 643.4 634.9 - 643.7 631.4 639.4 643.4 629.6 638.2 652.6 653.0 2017 656.6 - 642.5 639.0 639.1 - 636.8 633.0 - - 640.7 646.5 2018 647.0 643.5 643.5 646.4 638.9 645.0 644.1 641.1 631.0 635.1 641.1 647.8 2019 647.8 648.5 643.4 640.4 640.5 632.0 644.6 640.8 632.5 639.9 652.5 656.3 2020 653.4 647.1 635.7 646.6 639.0 638.5 641.2 642.1 641.8 637.0 644.6 643.1 2021 646.8 641.9 642.9 633.9 637.7 640.0 644.6 643.1 634.9 643.5 638.8 647.4 2022 646.6 645.9 643.3 - 643.8 647.4 640.1 635.7 636.5 641.3 636.0 644.4 2023 643.9 646.9 641.8 647.4 635.6 645.2 634.3 633.7 642.7 634.2 642.3 642.2 2024 647.7 639.9 639.6 631.6 636.4 635.7 643.3 649.0 636.6 641.4 641.2 - 2025 651.7 644.1 637.6 632.5 636.4 643.6 636.1 639.7 638.8 645.8 651.6 653.6 2026 647.6 645.7 637.1 646.8 - - - - - - - -