如果按30岁计算,那么结果如下
2012 16,350,000 23,100,427 1.415558249
2011 16,040,000 19,122,938 1.677566491
2010 15,960,000 18,393,809 1.735366503
2009 16,150,000 18,924,822 1.706753173
2008 16,080,000 18,831,591 1.707768611
2007 15,940,000 17,931,155 1.777911127
2006 15,840,000 20,491,797 1.545984474
2005 16,170,000 21,136,635 1.530044872
16,066,250 19,741,647 1.637119188
2005到2012年对应(1975-1982年龄段)平均一对夫妇要生育1.64个子女