Task: Question Answering
Input (English): Passage: Based on the new one-rate tax regime introduced January 2011, the overall tax rate for all income-earnings bands has been 16%. According to the income-tax returns of 2008, 14,6% of taxpayers was charged for 64,5% of the total tax burdens. Before the new Corporate income tax regime, the Corporate tax was fixed at 16% of the positive rateable value, with an additional tax called solidarity tax of 4%, the measure of which is calculated based on the result before tax of the company (the solidarity tax has been in use since September, 2006). The actual rateable value might be different is the two cases. From January 2011, under the new Corporate income tax regime the tax rate was divided into two parts (i) corporations having income before tax below 500 million HUF (appr. USD 2.5 million) was lowered to 10% and (ii) 16% remained for all other companies until 2013. After this, the unified corporate income tax rate will be 10%, irrespectively from the size of the net income before tax.In January 2017, corporate tax was unified at a rate of 9% - the lowest in the European Union. The rate of value added tax in Hungary is 27%, the highest in Europe, since 1 of January, 2012. 
Question: How many more percentage points was the corporate tax fixed at than the value of the solidarity tax? 
Answer type: Number 
Output (English): 12.