15. Income tax expense

	12 months ended 31.12.2019	12 months ended 31.12.2018
Current income tax	(197,397)	(292,715)
Deferred income tax	(60,864)	184,197
Total income tax expense	(258,261)	(108,518)
Profit before income tax	872,955	468,896
Statutory tax rate	19%	19%
Income taxes on gross profit	(169,046)	(89,090)
Receivables written-off	(18,043)	(6,613)
Non-tax-deductible tangible costs/income	(1,446)	(1,053)
PFRON	(1,950)	(1,372)
Prudential fee to the Bank Guarantee Fund	(31,559)	(22,286)
Impairment allowance on receivables	(2,088)	(9,669)
Tax on financial institutions	(53,426)	(40,493)
Gain on bargain purchase of RBPL	–	55,424
Research and development relief *	20,863	–
Other differences	(1,566)	6,634
Total income tax expense	(258,261)	(108,518)

* PLN 20,863 thousand includes a research and development reduction for the year 2018 in the amount of PLN 12,863 thousand and the forecasted research and development reduction for 2019 in the amount of PLN 8,000 thousand.

14. Other operating expenses

Annual report 2019

16. Earning per share