24 top indexed databases from FamilySearch

It seems as if FamilySearch is coming close to incorporating all the records extracted from parish records that were in the IGI into the reorganized record collections.  Although the largest isn't, some of the large indexed databases are British. The counts are as of 15 April 2012 for all databases with more than 10 million indexed records.

1. United States Social Security Death Index                  90,732,247
2. England, Births and Christenings, 1538-1975           69,083,664
3. Mexico, Baptisms, 1560-1950                                     44,093,129

4. Germany, Births and Baptisms, 1558-1898           37,703,414

5. England and Wales Census, 1911                           36,354,828

6. England and Wales Census, 1901                           34,138,362

7. United States Census, 1930                                   32,436,590

8. England and Wales Census, 1891                           31,782,845

9. United States Census, 1920                                   30,663,476

10. United States Census, 1910                                   29,847,397

11. United States Census, 1860                                   27,126,196

12. California, Birth Index, 1905-1995                            24,596,236

13. New York Arrivals (Ellis Island), 1892-1924            24,414,218

14. Ireland, Civil Registration Indexes, 1845-1958    21,090,790

15. England and Wales Census, 1861                            19,178,973

16. England and Wales Census, 1851                            18,341,933

17. Hungary Catholic Church Records, 1636-1895    17,731,987

18. Texas Birth Index, 1903-1997                                     17,102,198

19. United States Census, 1900                                     17,014,324

20. England, Marriages, 1538–1973                             16,145,328

21. England and Wales Census, 1841                             15,806,949

22. England Deaths and Burials, 1538-1991                     15,077,843

23. Florida, Marriage Index, 1822-1875 and 1927-2001   11,718,373

23. United States Census, 1870                                     10,544,804

24. United States Census, 1880                                     10,263,875

Ancestry boasts 54 databases with more than 10 million records.15 are larger than FamilySearch's largest.