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. 2007 Feb 21;376(1):100–108. doi: 10.1016/j.scitotenv.2007.01.085

Table 1.

Annual PM₁₀ concentration (μg m^− 3), population (in millions), and GDP (in million US$) for Beijing, 2000–2004

Year	2000	2001	2002	2003	2004
PM₁₀ concentration	162	165	166	141	149
Urban population	8.036	8.689	9.448	9.246	9.431
Total population	12.779	13.648	14.232	14.564	14.927
GDP	29,943.6	34,381.9	38,813.5	44,256.4	51,752.7