Table 1.
Data Used to Calculate Number of Abortion Procedures by Gestational Age: United States, 1998–2010
| Total No. of Abortions | ||||||
|---|---|---|---|---|---|---|
| CDC Data (Weeks of Gestation) | Total Reported to the CDC by Gestational Age |
|||||
| Year | Total GI Data | 8 or Less | 9–13 | 14–17 | 18 or greater | |
| 1998 | 1,319,000 | 376,218 | 236,812 | 36,999 | 23,524 | 673,553 |
| 1999 | 1,314,800 | 361,699 | 207,219 | 33,920 | 23,064 | 625,902 |
| 2000 | 1,313,000 | 352,643 | 197,518 | 32,290 | 22,169 | 604,620 |
| 2001 | 1,291,000 | 342,317 | 182,956 | 30,896 | 20,795 | 576,964 |
| 2002 | 1,269,000 | 384,191 | 194,251 | 32,977 | 22,100 | 633,519 |
| 2003 | 1,250,000 | 385,343 | 193,520 | 34,335 | 22,283 | 635,481 |
| 2004 | 1,222,100 | 386,354 | 185,729 | 33,317 | 20,131 | 625,532 |
| 2005 | 1,206,200 | 370,071 | 174,166 | 31,023 | 19,595 | 594,855 |
| 2006 | 1,242,200 | 390,431 | 185,556 | 33,356 | 20,049 | 629,392 |
| 2007 | 1,209,600 | 387,361 | 182,071 | 33,056 | 19,587 | 622,075 |
| 2008 | 1,212,400 | 388,752 | 176,947 | 33,531 | 19,690 | 618,920 |
| 2009 | 1,151,600 | 357,613 | 154,754 | 29,206 | 17,215 | 558,798 |
| 2010 | 1,102,700 | 341,347 | 134,603 | 26,540 | 15,598 | 518,088 |
| Total | 16,103,600 | 4,824,340 | 2,406,102 | 421,446 | 265,800 | 7,917,699 |
| CDC gestational age proportions (1998–2010) | 0.61 | 0.30 | 0.05 | 0.03 | 1.00 | |
| GI total no. of abortions distributed by CDC gestational age proportions (1998–2010) | 9,812,098 | 4,893,708 | 857,168 | 540,604 | 16,103,600 | |
GI, Guttmacher Institute; CDC, Centers for Disease Control and Prevention.
CDC and GI data.