Table 2. Distribution of willingness to pay for hepatitis B vaccination, Selangor, Malaysia, 2016.

WTP value	Willingness to pay				Cumulative frequency
	Yes		No
	Frequency	%	Frequency	%
RM150	67	67.0	33	33.0	100
RM200	36	40.9	52	59.1	88
RM250	31	37.3	52	62.7	83
RM300	33	36.3	58	63.7	91
RM350	37	39.8	56	60.2	93
RM400	20	20.8	76	79.2	96
RM450	33	32.7	68	67.3	101
RM500	16	21.1	60	78.9	76
Total	273	37.5	455	62.5	728