Location,smoking_yes_cancer_yes,smoking_yes_cancer_no,smoking_no_cancer_yes,smoking_no_cancer_no
Beijing,126,100,35,61
Shanghai,908,688,497,807
Shenyang,913,747,336,598
Nanjng,235,172,58,121
Harbin,402,308,121,215
Zhengzhou,182,156,72,98
Taiyuan,60,99,11,43
Nanchang,104,89,21,36
