Bulletin of the World Health Organization

Practical measurement of affordability: an application to medicines

LM Niëns, E Van de Poel, A Cameron, M Ewen, R Laing & WBF Brouwer

Volume 90, Number 3, March 2012, 219-227

Table 2. Use of aggregated incomea and population data to calculate average daily income per capita (IPC) in specific income groups in India and Indonesia

Cumulative % of populationb Income group India (WDI 2000)
Indonesia (WDI 2005)
Income distribution (%) Average daily IPC (INRc) Income distribution (%) Average daily IPC (IDRd)
D1 0–10 Poorest 10% 3.64 13.21 3.00 6 649
D2 10–20 Second poorest 10% 4.44 16.11 4.15 9 209
D3 20–40 Second 20% 11.27 20.45 10.74 11 914
D4 40–60 Third 20% 14.94 27.11 14.38 15 949
D5 60–80 Fourth 20% 20.37 36.96 20.45 22 683
D6 80–90 Second richest 10% 14.21 51.56 14.96 33 172
D7 90–100 Richest 10% 31.13 112.96 32.32 71 679

IDR, Indonesian rupiah; INR, Indian rupee; WDI, world development indicators (World Bank).

a In 2005 purchasing power parity United States dollars, aggregate income level (Y) for Indonesia is $425 869 484 516; Y for India is $1 046 538 703 424.

b Population of India in 2000: 1 015 923 000; population of Indonesia in 2005: 220 558 000.

c 1 US$ = 3934 INR.

d 1 US$ = 14.56 IDR.