Table 1

Sociodemographic characteristics of 2 120 131 women

 2010–2012201020112012
n (%)n (%)n (%)n (%)
Age, years
 21–24501 973 (23.68)43 833 (12.09)190 202 (20.88)267 938 (31.65)
 25–341 395 926 (65.84)268 656 (74.11)613 740 (67.37)513 530 (60.66)
 35–49222 232 (10.48)50 019 (13.80)107 099 (11.75)65 114 (7.69)
Ethnicity
 Han1 924 868 (91.41)338 478 (93.58)823 942 (90.86)762 448 (91.06)
 Others180 900 (8.59)23 222 (6.42)82 847 (9.14)74 831 (8.94)
Educational level
 Junior high school or below1 482 723 (70.71)264 668 (73.65)654 438 (72.53)563 617 (67.48)
 Senior high school385 610 (18.39)65 884 (18.33)155 142 (17.2)164 584 (19.71)
 College or higher228 447 (10.90)28 845 (8.02)92 660 (10.26)106 942 (12.81)
Occupation
 Farmers1 595 178 (76.62)272 014 (76.22)699 626 (78.21)623 538 (75.08)
 Factory workers186 303 (8.95)39 782 (11.15)69 583 (7.78)76 938 (9.26)
 Others300 483 (14.43)45 084 (12.63)125 388 (14.01)130 011 (15.66)