The following table presents the expenditure of a company on various heads over five years.

Expenditures of a company (in Lakhs)
Year	Expenditure Heads
	Salary	Transport	Taxes	Advertising	Offers and Promotions
2017	361	93	83	142	52
2018	273	67	65	133	86
2019	645	110	152	108	95
2020	712	108	165	112	48
2021	652	111	132	101	75

The company's total expenditure in 2017 was approximately what percentage of its total expenditure in 2021?