Ancestry has 10 billion records

Congratulations to Ancestry on posting its 10 billionth record. Their press release is here.
For the record, the top ten databases by record count are:

Title	Collection	Records	Activity
	Public Member Trees	Family Trees	2,107,016,069
	U.S. City Directories, 1821-1989 (Beta)	Schools, Directories & Church Histories	1,051,103,065
	Private Member Trees	Family Trees	527,913,893
	Ancestry World Tree	Family Trees	467,671,004
	U.S. Public Records Index, Volume 1	Schools, Directories & Church Histories	418,692,357
	U.S. Public Records Index, Volume 2	Schools, Directories & Church Histories	402,475,206
	U.S. Phone and Address Directories, 1993-2002	Schools, Directories & Church Histories	313,281,811
	British Phone Books, 1880-1984	Schools, Directories & Church Histories	278,407,919
	U.S. School Yearbooks	Schools, Directories & Church Histories	155,566,303
	London, England, Electoral Registers, 1847-1965	Census & Voter Lists	132,734,772

The top ten Canadian databases by record count are:

Title	Collection	Records	Activity
	Public Member Photos & Scanned Documents	Pictures	55,222,661
	Canadian Phone and Address Directories, 1995-2002	Schools, Directories & Church Histories	37,867,068
	Private Member Photos	Pictures	19,466,520
	Quebec, Vital and Church Records (Drouin Collection), 1621-1967	Birth, Marriage & Death	14,515,649
	Canadian Passenger Lists, 1865-1935	Immigration & Travel	7,286,089
	1911 Census of Canada	Census & Voter Lists	7,223,678
	Public Member Stories	Stories, Memories & Histories	6,985,083
	1901 Census of Canada	Census & Voter Lists	5,343,565
	Passenger and Immigration Lists Index, 1500s-1900s	Immigration & Travel	4,838,517
	1891 Census of Canada	Census & Voter Lists	4,787,225

The top ten UK databases by record count:

Title	Collection	Records	Activity
	British Phone Books, 1880-1984	Schools, Directories & Church Histories	278,407,919
	London, England, Electoral Registers, 1847-1965	Census & Voter Lists	132,734,772
	England & Wales, Birth Index: 1916-2005	Birth, Marriage & Death	71,312,077
	England & Wales, Marriage Index: 1916-2005	Birth, Marriage & Death	63,777,372
	England & Wales, FreeBMD Birth Index, 1837-1915	Birth, Marriage & Death	62,795,416
	Public Member Photos & Scanned Documents	Pictures	55,222,661
	England & Wales, Death Index: 1916-2005	Birth, Marriage & Death	49,027,159
	England & Wales, FreeBMD Death Index: 1837-1915	Birth, Marriage & Death	38,334,193
	England & Wales, FreeBMD Marriage Index: 1837-1915	Birth, Marriage & Death	32,698,349
	1901 England Census	Census & Voter Lists	30,580,800
	1891 England Census	Census & Voter Lists	27,126,989