My NCBI | Sign In
Entrez Gene Gene Statistics (These statistics last updated Tue Dec 8 05:00:25 2009)
You may search by taxon/organism name or taxonomy id or leave blank for current statistics for all taxa in Entrez Gene. (Help)
Species / Taxonomy ID:
Restrict to (ignored if species/taxonomy id supplied):

Jump to statistics for organisms commonly used in molecular research projects:

NCBI's Taxonomy updated recently; Click on the Taxonomy ID for current information2759
First Loaded Apr 05, 2005
Last Updated Apr 05, 2005
Current Count 35
Count as of Dec 01, 2009 2116717 (taxa count: 2163)
Count as of Nov 01, 2009 2118139 (taxa count: 2163)
Count as of Oct 01, 2009 2119243 (taxa count: 2162)
Count as of Sep 01, 2009 2103319 (taxa count: 2146)
Count as of Aug 01, 2009 2081074 (taxa count: 2143)
Count as of Jul 01, 2009 1992814 (taxa count: 2130)
Count as of Jun 01, 2009 1952690 (taxa count: 2098)
Count as of May 01, 2009 1881523 (taxa count: 2061)
Count as of Apr 01, 2009 1853221 (taxa count: 2024)
Count as of Mar 01, 2009 1819651 (taxa count: 1997)
Count as of Feb 01, 2009 1786067 (taxa count: 1935)
Count as of Jan 01, 2009 1724632 (taxa count: 1898)
Count as of Dec 01, 2008 1711569 (taxa count: 1845)
Count as of Nov 01, 2008 1709487 (taxa count: 1814)
Count as of Oct 01, 2008 1682969 (taxa count: 1784)
Count as of Sep 01, 2008 1678903 (taxa count: 1753)
Count as of Aug 01, 2008 1664106 (taxa count: 1721)
Count as of Jul 01, 2008 1492734 (taxa count: 1679)
Count as of Jun 01, 2008 1497945 (taxa count: 1668)
Count as of May 01, 2008 1498047 (taxa count: 1634)
Count as of Apr 01, 2008 1472288 (taxa count: 1596)
Count as of Mar 01, 2008 1465691 (taxa count: 1578)
Count as of Feb 01, 2008 1366973 (taxa count: 1547)
Count as of Jan 01, 2008 1318868 (taxa count: 1527)
Count as of Dec 01, 2007 1318923 (taxa count: 1466)
Count as of Nov 01, 2007 1280799 (taxa count: 1453)
Count as of Oct 01, 2007 1258068 (taxa count: 1436)
Count as of Sep 01, 2007 1240869 (taxa count: 1428)
Count as of Aug 01, 2007 1206937 (taxa count: 1388)
Count as of Jul 01, 2007 1057348 (taxa count: 1365)
Count as of Jun 01, 2007 1023433 (taxa count: 1340)
Count as of May 01, 2007 1009448 (taxa count: 1310)
Count as of Apr 01, 2007 993244 (taxa count: 1293)
Count as of Mar 01, 2007 898044 (taxa count: 1265)
Count as of Feb 01, 2007 872757 (taxa count: 1252)
Count as of Jan 01, 2007 835757 (taxa count: 1227)
Count as of Dec 01, 2006 831165 (taxa count: 1186)
Count as of Nov 01, 2006 802482 (taxa count: 1131)
Count as of Oct 01, 2006 778680 (taxa count: 1123)
Count as of Sep 01, 2006 752054 (taxa count: 1073)
Count as of Aug 01, 2006 738005 (taxa count: 1052)
Count as of Jul 01, 2006 705577 (taxa count: 1047)
Count as of Jun 01, 2006 696034 (taxa count: 1041)
Count as of May 01, 2006 693474 (taxa count: 945)
Count as of Apr 01, 2006 694298 (taxa count: 937)
Count as of Mar 01, 2006 686415 (taxa count: 923)
Count as of Feb 01, 2006 747148 (taxa count: 895)
Count as of Jan 01, 2006 746818 (taxa count: 884)
Count as of Dec 01, 2005 722619 (taxa count: 860)
Count as of Nov 01, 2005 716837 (taxa count: 854)
Count as of Oct 01, 2005 660888 (taxa count: 838)
Count as of Sep 01, 2005 649082 (taxa count: 824)
Count as of Aug 01, 2005 632439 (taxa count: 813)
Count as of Jul 01, 2005 568879 (taxa count: 794)
Count as of Jun 01, 2005 533203 (taxa count: 783)
Count as of May 01, 2005 503053 (taxa count: 769)
Count as of Apr 01, 2005 505066 (taxa count: 760)
Count as of Mar 01, 2005 464879 (taxa count: 722)
Count as of Feb 01, 2005 447927 (taxa count: 720)
Count as of Jan 01, 2005 430271 (taxa count: 713)
Count as of Dec 01, 2004 430504 (taxa count: 702)
Count as of Nov 01, 2004 373111 (taxa count: 674)
Count as of Oct 01, 2004 372291 (taxa count: 662)
Count as of Sep 01, 2004 364017 (taxa count: 630)
Count as of Aug 01, 2004 363345 (taxa count: 601)
Count as of Jul 01, 2004 340205 (taxa count: 592)
Count as of Jun 01, 2004 301535 (taxa count: 560)
Count as of May 01, 2004 288823 (taxa count: 539)
Count as of Apr 01, 2004 288301 (taxa count: 536)
Count as of Mar 01, 2004 245044 (taxa count: 528)
Count as of Feb 01, 2004 239340 (taxa count: 505)
Count as of Jan 01, 2004 231271 (taxa count: 495)