There are only three million mainlanders in Taiwan, even when you count the babies, so where did Soong get his 4.7 million votes? It's clear that there were Taiwanese voting for Soong and mainlanders voting for Chen.
全台灣的外省人加上剛出生的小娃兒不過三百萬，那宋的一百七十萬從何而來？顯然這兩個陣營都有本省人投宋、外省人投扁的情況。