ATHENS, March 10 (Xinhua) -- Greece's annual inflation rate increased to 7.2 percent in February and hit a 26-year high, the Hellenic Statistical Authority (ELSTAT) said here on Thursday. The inflation rate was minus 1.3 percent in the same month of 2021. According to ELSTAT, the surge resulted mainly from a 78.5 percent hike in natural gas, 71.4 percent in electricity, 41.5 percent in heating oil and 23.