Year	base year varies by country
2014	96.22966268148045
2015	98.14513711805705
2016	94.76876925575817
2017	102.67508745329562
2018	106.7197596290438
2019	109.80871618298083
2020	111.60291954535325
2021	112.80809508512688
2022	117.02075804689468