Thailand released 254.88 million metric tons of CO2 in the year 2009, and is ranked #23 out of 217 countries. With per capita CO2 emissions of 3.80 metric tons per year, it is in the 3rd quartile globally. Its CO2 intensity (kg per unit GDP 2005 PPP $) is 0.51, which is higher than the average of 0.44 for its income group--the Lower middle income countries. Regarding the trend, the total CO2 emissions have decreased by 0.06% during 2008-09. Over the past five years , the total CO2 emissions has worsened by 13.05%, and over the last decade the total CO2 emissions has gone up by 48.67%.