Year,NAO Index P,NAO Index N
2000-01-01,0.19,
2000-02-01,1.48,
2000-03-01,0.4,
2000-04-01,,-0.18
2000-05-01,1.52,
2000-06-01,0.28,
2000-07-01,,-1.0
2000-08-01,,-0.5
2000-09-01,,-0.06
2000-10-01,1.51,
2000-11-01,,-1.1
2000-12-01,,-0.63
2001-01-01,,-0.22
2001-02-01,0.07,
2001-03-01,,-1.73
2001-04-01,,-0.15
2001-05-01,0.03,
2001-06-01,0.11,
2001-07-01,,-0.22
2001-08-01,,-0.22
2001-09-01,,-0.49
2001-10-01,0.25,
2001-11-01,0.53,
2001-12-01,,-0.86
2002-01-01,0.0,
2002-02-01,0.8,
2002-03-01,0.32,
2002-04-01,1.14,
2002-05-01,,-0.15
2002-06-01,0.69,
2002-07-01,0.65,
2002-08-01,0.36,
2002-09-01,,-0.54
2002-10-01,,-1.97
2002-11-01,,-0.32
2002-12-01,,-0.96
2003-01-01,,-0.32
2003-02-01,0.26,
2003-03-01,,-0.07
2003-04-01,,-0.34
2003-05-01,0.06,
2003-06-01,0.24,
2003-07-01,0.16,
2003-08-01,,-0.22
2003-09-01,0.16,
2003-10-01,,-0.86
2003-11-01,0.77,
2003-12-01,0.5,
2004-01-01,,-0.85
2004-02-01,,-0.6
2004-03-01,0.67,
2004-04-01,1.11,
2004-05-01,0.23,
2004-06-01,,-0.59
2004-07-01,1.16,
2004-08-01,,-0.74
2004-09-01,0.52,
2004-10-01,,-0.69
2004-11-01,0.63,
2004-12-01,1.03,
2005-01-01,1.26,
2005-02-01,,-0.51
2005-03-01,,-2.32
2005-04-01,,-0.47
2005-05-01,,-1.11
2005-06-01,0.26,
2005-07-01,,-0.48
2005-08-01,0.35,
2005-09-01,0.76,
2005-10-01,,-0.55
2005-11-01,,-0.46
2005-12-01,,-0.5
2006-01-01,0.97,
2006-02-01,,-1.02
2006-03-01,,-1.75
2006-04-01,1.2,
2006-05-01,,-1.01
2006-06-01,1.15,
2006-07-01,0.93,
2006-08-01,,-2.35
2006-09-01,,-1.43
2006-10-01,,-1.92
2006-11-01,0.33,
2006-12-01,1.15,
2007-01-01,,-0.25
2007-02-01,,-0.98
2007-03-01,1.11,
2007-04-01,0.04,
2007-05-01,0.66,
2007-06-01,,-1.01
2007-07-01,,-0.55
2007-08-01,,-0.31
2007-09-01,0.85,
2007-10-01,1.0,
2007-11-01,0.48,
2007-12-01,0.23,
2008-01-01,0.53,
2008-02-01,0.38,
2008-03-01,,-0.32
2008-04-01,,-1.31
2008-05-01,,-1.55
2008-06-01,,-1.09
2008-07-01,,-1.24
2008-08-01,,-1.62
2008-09-01,1.14,
2008-10-01,0.47,
2008-11-01,,-0.47
2008-12-01,,-0.35
2009-01-01,,-0.52
2009-02-01,,-0.38
2009-03-01,0.19,
2009-04-01,,-0.36
2009-05-01,1.61,
2009-06-01,,-0.91
2009-07-01,,-2.11
2009-08-01,,-0.37
2009-09-01,1.62,
2009-10-01,,-0.61
2009-11-01,,-0.16
2009-12-01,,-1.88
2010-01-01,,-1.8
2010-02-01,,-2.69
2010-03-01,,-1.33
2010-04-01,,-0.93
2010-05-01,,-1.33
2010-06-01,,-0.52
2010-07-01,,-0.39
2010-08-01,,-1.69
2010-09-01,,-0.62
2010-10-01,,-0.5
2010-11-01,,-1.84
2010-12-01,,-1.8
2011-01-01,,-1.53
2011-02-01,0.35,
2011-03-01,0.24,
2011-04-01,2.55,
2011-05-01,,-0.01
2011-06-01,,-0.98
2011-07-01,,-1.48
2011-08-01,,-1.85
2011-09-01,0.67,
2011-10-01,0.94,
2011-11-01,1.3,
2011-12-01,2.25,
2012-01-01,0.86,
2012-02-01,0.03,
2012-03-01,0.93,
2012-04-01,0.37,
2012-05-01,,-0.79
2012-06-01,,-2.25
2012-07-01,,-1.29
2012-08-01,,-1.39
2012-09-01,,-0.43
2012-10-01,,-1.73
2012-11-01,,-0.74
2012-12-01,0.07,
2013-01-01,,-0.11
2013-02-01,,-0.96
2013-03-01,,-2.09
2013-04-01,0.6,
2013-05-01,0.58,
2013-06-01,0.83,
2013-07-01,0.7,
2013-08-01,1.12,
2013-09-01,0.38,
2013-10-01,,-0.88
2013-11-01,0.81,
2013-12-01,0.79,
2014-01-01,,-0.17
2014-02-01,1.07,
2014-03-01,0.44,
2014-04-01,0.19,
2014-05-01,,-0.8
2014-06-01,,-0.67
2014-07-01,0.21,
2014-08-01,,-2.28
2014-09-01,1.72,
2014-10-01,,-0.87
2014-11-01,0.58,
2014-12-01,1.63,
2015-01-01,1.57,
2015-02-01,1.05,
2015-03-01,1.12,
2015-04-01,0.64,
2015-05-01,0.19,
2015-06-01,0.24,
2015-07-01,,-3.14
2015-08-01,,-1.1
2015-09-01,,-0.49
2015-10-01,0.99,
2015-11-01,1.7,
2015-12-01,1.99,
2016-01-01,,-0.37
2016-02-01,1.35,
2016-03-01,0.37,
2016-04-01,0.26,
2016-05-01,,-0.67
2016-06-01,,-0.13
2016-07-01,,-1.72
2016-08-01,,-2.24
2016-09-01,0.74,
2016-10-01,0.96,
2016-11-01,,-0.31
2016-12-01,0.35,
2017-01-01,0.05,
2017-02-01,0.69,
2017-03-01,0.37,
2017-04-01,1.74,
2017-05-01,,-1.72
2017-06-01,0.35,
2017-07-01,1.28,
2017-08-01,,-1.53
2017-09-01,,-0.45
2017-10-01,0.71,
2017-11-01,,-0.14
2017-12-01,0.73,
2018-01-01,1.17,
2018-02-01,1.34,
2018-03-01,,-1.38
2018-04-01,1.2,
2018-05-01,2.02,
2018-06-01,1.41,
2018-07-01,1.42,
2018-08-01,2.4,
2018-09-01,1.78,
2018-10-01,1.53,
2018-11-01,,-0.25
2018-12-01,0.48,
2019-01-01,0.18,
2019-02-01,,-0.11
2019-03-01,0.89,
2019-04-01,0.36,
2019-05-01,,-2.38
2019-06-01,,-0.79
2019-07-01,,-1.39
2019-08-01,,-1.62
2019-09-01,,-0.01
2019-10-01,,-1.03
2019-11-01,0.16,
2019-12-01,1.02,
2020-01-01,1.05,
2020-02-01,0.98,
2020-03-01,0.66,
2020-04-01,,-1.26
2020-05-01,,-0.33
2020-06-01,0.16,
2020-07-01,,-1.19
2020-08-01,0.03,
2020-09-01,1.11,
2020-10-01,,-0.2
2020-11-01,2.54,
2020-12-01,,-0.37
2021-01-01,,-1.8
2021-02-01,,-0.29
2021-03-01,0.36,
2021-04-01,,-1.69
2021-05-01,,-1.1
2021-06-01,1.08,
2021-07-01,0.06,
2021-08-01,,-0.49
2021-09-01,,-0.06
2021-10-01,,-1.98
2021-11-01,,-0.33
2021-12-01,0.18,
2022-01-01,0.74,
2022-02-01,1.46,
2022-03-01,0.4,
2022-04-01,,-0.54
2022-05-01,0.71,
2022-06-01,0.19,
2022-07-01,,-0.06
2022-08-01,1.76,
2022-09-01,,-1.42
2022-10-01,,-0.27
2022-11-01,0.59,
2022-12-01,,-0.22
2023-01-01,0.95,
2023-02-01,0.6,
2023-03-01,,-1.57
2023-04-01,,-0.83
2023-05-01,0.41,
2023-06-01,,-0.28
2023-07-01,,-2.14
2023-08-01,,-1.62
2023-09-01,,-0.28
2023-10-01,,-1.7
2023-11-01,,-0.47
2023-12-01,1.7,
2024-01-01,,-0.27
2024-02-01,0.79,
2024-03-01,,-0.63
2024-04-01,,-0.99
2024-05-01,,-0.36
2024-06-01,0.22,
2024-07-01,1.48,
2024-08-01,0.69,
2024-09-01,,-1.25
2024-10-01,0.1,
2024-11-01,,-0.38
2024-12-01,1.03,
2025-01-01,,-1.12