Raging floodwaters and land- slides in the main Philippine island of Luzon were responsible for most of the deaths, Romina Marasigan, a spokeswoman for the national disaster agency, told reporters. More than 100,000 people are still in temporary shelters as Koppu destroyed more than 6.57 billion pesos (Bt5 billion) worth of crops, infrastructure and homes. "We were terrified and prayed as we stayed under a table for hours after strong winds blew away the roof and walls of our house," said one survivor, Andres Subang, 72, wiping away tears as he told of how his family made it through the disaster. "I have experienced countless typhoons in my lifetime, but this was the worst. It left nothing, we have no food and no more livelihood." British-based forecaster Tropical Storm Risk downgraded Koppu to a tropical depression, but Philippine weather authori ties retained a storm alert in the northern islands of Batanes and Babuyan