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. 2021 Dec 13;176(2):1–9. doi: 10.1001/jamapediatrics.2021.5044

Figure 1. Changes in Sugar-Sweetened Beverage (SSB) Prices Over Time and Across Cities.

Figure 1.

A, Unweighted mean prices of carbonated SSBs expressed per product per 1 L per year between 2011 and 2016. Nominal prices were deflated using the January 2011 consumer price index. To convert 2011 Mex$ to 2011 US$, multiply by 0.08. The dashed line indicates implementation of the SSB tax in January 2014.

B, Percent change in real prices of carbonated SSBs before and after the tax. Price changes following the tax were >10% in 23 cities (4169 adolescents), 5%-10% in 7 cities (6986 adolescents), and <5% in 9 cities (1499 adolescents).