Fig. 3

Impact of SSB tax increases in Tonga in 2013, 2016 and 2017 on taxed beverage import volumes, compared to what was expected based on existing trends. Note: Sweetened beverages (Harmonised system [HS] code 2202), juice (HS 2009) and powdered drink sachets (HS 1701.91.10), with adjustment for autocorrelation, GDP per capita, visitor numbers, season and exchange rate (T$/US$), 2009–2018. Source: Tonga Customs