Year	base year varies by country
1990	48.7810997571655
1991	47.3970429685286
1992	48.2155308231382
1993	46.7924544804251
1994	42.6917385269902
1995	43.9182711213242
1996	45.8896550701818
1997	49.82921467679
1998	44.0248219478412
1999	49.1290494486687
2000	63.3841915567273
2001	59.8398121852074
2002	60.063738464259
2003	63.7303960881821
2004	73.8547117476471
2005	87.7145226565563
2006	96.5278335866886
2007	97.6093774719958
2008	109.998672168554
2009	85.6984073813418
2010	100
2011	120.180505415162
2012	121.645148464251
2013	118.213148138478
2014	116.030392854435
2015	95.5941881852305
2016	86.8302452990269
2017	91.1315467283363
2018	99.5301053455956
2019	96.2115891186128
2020	85.7593933357373
2021	99.0228799644575
2022	123.022784889333
2023	107.157525632439