translation.en: I was a little nervous because maybe the data wouldn't be right, but I've done this now for 30 years, and it has stayed on this exponential progression.
translation.zh: 我的确有点紧张， 因为这些数据有可能是错误的， 但我在这行里干了30多年， 而且这行的发展趋势的确遵照指数增长的规律。