General and Administrative Expenses

3 Months Ended

Mar. 31, 2017

5. General and Administrative Expenses

General and administrative expenses include the following items:

	Three Months Ended March 31,
(in thousands)	2016		2017
Other general and administrative expenses	$	1,649	$	2,797
Staff costs	1,420		1,378
Depreciation and amortization	16		43
Total	$	3,085	$	4,218

For the three months ended March 31, 2017, other general and administrative expenses included the following: $0.7 million of advisory and external consultancy expenses, $0.2 million of tax consulting, payroll accounting, accounting and auditing expenses, $0.4 million in infrastructure expenses, $1.0 million of legal expenses, $0.1 million of travel expenses, $0.1 million in supervisory board fees and expenses and $0.3 million of other expenses.

For the three months ended March 31, 2016, other general and administrative expenses included the following: $0.4 million of advisory and external consultancy expenses, $0.1 million of tax consulting, payroll accounting, accounting and auditing expenses, $0.3 million in infrastructure expenses, $0.3 million of legal expenses, $0.1 million of travel expenses, $0.1 million in supervisory board fees and expenses and $0.3 million of other expenses.