The average salary does indeed increase by 10%.

平均工资实际上增加了10%。

Don't let your weekly mileage increase by more than 10%.

不要让你的每周的哩数提高超过10%。

The figure is expected to increase by 20 percent every year.

这一数字预期将每年增长20%。

Emissions of carbon dioxide will increase by around 5% by 2030.

到2030年前，二氧化碳的排放量将会增多5%。

IDC expects the capacity shipped to increase by 50% plus this year.

IDC预期今年其承载能力能够达到50%的飞速增长。