Differential tax rate refers to a tax rate with two or more tax rates. Different taxpayers calculate tax rates based on different proportions. Progressive tax rate means that the amount of the taxed object is progressively progressive from low to high. The tax rate used has also gradually increased. What are the tax rates mentioned in the following items? ['For an enterprise, 25% corporate income tax and 5% business tax are required.', "The tax rate applicable to wages and salaries in China's personal income tax gradually increases with the increase of wages and salaries, from 5% to 45% divided into nine levels.", 'From January 20 to December 31, 2009, China levied a vehicle purchase tax of 5% on passenger cars with a displacement of 1.6 liters and below, and a vehicle purchase tax of 10% on passenger cars with a displacement of 1.6 liters and above.', 'China has implemented the reform of refined oil taxes and fees since January 1, 2009, increasing the unit tax on gasoline consumption tax levied in refined oil prices by 0.8 yuan per liter, that is, from 0.2 yuan per liter to 1 yuan.']