Table A.1.

Questionnaire form.

Please express the significance levels of the following criteria.
	Very important	Important	Medium	Unimportant	Very unimportant
Effectiveness (C1)
Responsibility (C2)
Network (C3)
Support (C4)
Age (C5)
Payback period (C6)
Premium price (C7)

Please evaluate the alternatives below according to the criteria using extremely good (EG), very very good, very good (VG), good (G), medium good (MG), fair (F), medium bad (MB), bad (B), very bad (VB), very very bad (VVB).
	C1	C2	C3	C4	C5	C6	C7
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10