stand at sth.中等

Meanwhile, the number of annual visitors has increased by more than 50% since 1980, and now stands at 330 million visitors per year.

与此同时，自1980年以来，年游客量增长了50%以上，目前已达每年3.3亿人次。

College loan balances in the U.S. now stand at a record $1.5 trillion, according to the Federal Reserve.

根据美联储的数据，美国的大学贷款余额目前达到创纪录的1.5万亿美元。