| .com | Commercial | 4,860,000,000 |
| .org | Noncommercial | 1,950,000,000 |
| .edu | US accredited postsecondary institutions | 1,550,000,000 |
| .gov | United States Government | 1,060,000,000 |
| .uk | United Kingdom | 473,000,000 |
| .net | Network services | 206,000,000 |
| .ca | Canada | 165,000,000 |
| .de | Germany | 145,000,000 |
| .jp | Japan | 139,000,000 |
| .fr | France | 96,700,000 |
| .au | Australia | 91,000,000 |
| .us | United States | 68,300,000 |
| .ru | Russian Federation | 67,900,000 |
| .ch | Switzerland | 62,100,000 |
| .it | Italy | 55,200,000 |
| .nl | Netherlands | 45,700,000 |
| .se | Sweden | 39,000,000 |
| .no | Norway | 32,300,000 |
| .es | Spain | 31,000,000 |
| .mil | United States Military | 28,400,000 |
The 20 least popular top level domains with the least page results in Google:
| .gw | Guinea-Bissau | 26 |
| .ax | Aland Islands | 28 |
| .wf | Wallis and Futuna Islands | 30 |
| .yt | Mayotte | 34 |
| .sj | Svalbard and Jan Mayen Islands | 37 |
| .mobi | Consumers and providers of mobile products and services | 37 |
| .eh | Western Sahara | 53 |
| .mh | Marshall Islands | 53 |
| .bv | Bouvet Island | 55 |
| .ap | African Regional Industrial Property Organization | 68 |
| .cat | Catalan linguistic and cultural community | 121 |
| .kp | Korea, Democratic People’s Republic | 122 |
| .iq | Iraq | 133 |
| .um | United States Minor Outlying Islands | 140 |
| .arpa | Technical infrastructure on the web | 162 |
| .pm | Saint Pierre and Miquelon | 184 |
| .gb | United Kingdom | 186 |
| .cs | Serbia and Montenegro | 316 |
| .td | Chad | 332 |
| .so | Somalia | 512 |
Page amounts from all of the top level domains looked up in Google:
These are in alphabetical order within two groups. The generic top level domains (three letters or more) and special “arpa” domain first, and then the country code domains (two letters).
| .aero | Air-transport industry | 342,000 |
| .arpa | Technical infrastructure on the web | 162 |
| .biz | Businesses | 6,870,000 |
| .cat | Catalan linguistic and cultural community | 121 |
| .com | Commercial | 4,860,000,000 |
| .coop | Cooperative associations | 1,360,000 |
| .edu | US accredited postsecondary institutions | 1,550,000,000 |
| .gov | United States Government | 1,060,000,000 |
| .info | Information | 21,900,000 |
| .jobs | Human resource managers | 695 |
| .mil | United States Military | 28,400,000 |
| .mobi | Consumers and providers of mobile products and services | 37 |
| .museum | Museums | 280,000 |
| .name | Individuals | 3,220,000 |
| .net | Network services | 206,000,000 |
| .org | Noncommercial | 1,950,000,000 |
| .pro | Credentialed professionals | 101,000 |
| .travel | Travel industry | 12,400 |
| .ac | Ascension Island | 2,060,000 |
| .ad | Andorra | 321,000 |
| .ae | United Arab Emirates | 3,310,000 |
| .af | Afghanistan | 101,000 |
| .ag | Antigua and Barbuda | 1,310,000 |
| .ai | Anguilla | 149,000 |
| .al | Albania | 389,000 |
| .am | Armenia | 2,080,000 |
| .an | Netherlands Antilles | 78,100 |
| .ao | Angola | 153,000 |
| .ap | African Regional Industrial Property Organization | 68 |
| .aq | Antarctica | 36,000 |
| .ar | Argentina | 10,700,000 |
| .as | American Samoa | 1,220,000 |
| .at | Austria | 23,000,000 |
| .au | Australia | 91,000,000 |
| .aw | Aruba | 34,400 |
| .az | Azerbaijan | 1,340,000 |
| .ax | Aland Islands | 28 |
| .ba | Bosnia and Herzegovina | 2,760,000 |
| .bb | Barbados | 131,000 |
| .bd | Bangladesh | 342,000 |
| .be | Belgium | 25,100,000 |
| .bf | Burkina Faso | 239,000 |
| .bg | Bulgaria | 3,480,000 |
| .bh | Bahrain | 241,000 |
| .bi | Burundi | 60,600 |
| .bj | Benin | 36,200 |
| .bm | Bermuda | 238,000 |
| .bn | Brunei Darussalam | 157,000 |
| .bo | Bolivia | 1,590,000 |
| .br | Brazil | 25,800,000 |
| .bs | Bahamas | 37,700 |
| .bt | Bhutan | 123,000 |
| .bv | Bouvet Island | 55 |
| .bw | Botswana | 244,000 |
| .by | Belarus | 2,540,000 |
| .bz | Belize | 2,790,000 |
| .ca | Canada | 165,000,000 |
| .cc | Cocos (Keeling) Islands | 4,050,000 |
| .cd | Congo, The Democratic Republic of the | 475,000 |
| .cf | Central African Republic | 703 |
| .cg | Congo, Republic of | 193,000 |
| .ch | Switzerland | 62,100,000 |
| .ci | Cote d’Ivoire | 95,200 |
| .ck | Cook Islands | 43,300 |
| .cl | Chile | 18,500,000 |
| .cm | Cameroon | 119,000 |
| .cn | China | 26,700,000 |
| .co | Colombia | 4,270,000 |
| .cr | Costa Rica | 2,060,000 |
| .cs | Serbia and Montenegro | 316 |
| .cu | Cuba | 2,040,000 |
| .cv | Cape Verde | 81,900 |
| .cx | Christmas Island | 1,830,000 |
| .cy | Cyprus | 2,500,000 |
| .cz | Czech Republic | 18,800,000 |
| .de | Germany | 145,000,000 |
| .dj | Djibouti | 150,000 |
| .dk | Denmark | 19,700,000 |
| .dm | Dominica | 30,100 |
| .do | Dominican Republic | 1,510,000 |
| .dz | Algeria | 326,000 |
| .ec | Ecuador | 2,580,000 |
| .ee | Estonia | 6,790,000 |
| .eg | Egypt | 2,990,000 |
| .eh | Western Sahara | 53 |
| .er | Eritrea | 15,800 |
| .es | Spain | 31,000,000 |
| .et | Ethiopia | 142,000 |
| .eu | European Union | 45,100 |
| .fi | Finland | 28,100,000 |
| .fj | Fiji | 466,000 |
| .fk | Falkland Islands (Malvinas) | 10,500 |
| .fm | Micronesia, Federal State of | 4,580,000 |
| .fo | Faroe Islands | 623,000 |
| .fr | France | 96,700,000 |
| .ga | Gabon | 17,900 |
| .gb | United Kingdom | 186 |
| .gd | Grenada | 13,600 |
| .ge | Georgia | 2,480,000 |
| .gf | French Guiana | 926 |
| .gg | Guernsey | 322,000 |
| .gh | Ghana | 107,000 |
| .gi | Gibraltar | 193,000 |
| .gl | Greenland | 526,000 |
| .gm | Gambia | 59,300 |
| .gn | Guinea | 18,700 |
| .gp | Guadeloupe | 980 |
| .gq | Equatorial Guinea | 1,450 |
| .gr | Greece | 13,500,000 |
| .gs | South Georgia and the South Sandwich Islands | 772,000 |
| .gt | Guatemala | 904,000 |
| .gu | Guam | 12,800 |
| .gw | Guinea-Bissau | 26 |
| .gy | Guyana | 68,700 |
| .hk | Hong Kong | 9,510,000 |
| .hm | Heard and McDonald Islands | 194,000 |
| .hn | Honduras | 628,000 |
| .hr | Croatia/Hrvatska | 6,080,000 |
| .ht | Haiti | 17,700 |
| .hu | Hungary | 18,500,000 |
| .id | Indonesia | 2,850,000 |
| .ie | Ireland | 17,000,000 |
| .il | Israel | 17,800,000 |
| .im | Isle of Man | 276,000 |
| .in | India | 9,330,000 |
| .io | British Indian Ocean Territory | 108,000 |
| .iq | Iraq | 133 |
| .ir | Iran, Islamic Republic of | 2,940,000 |
| .is | Iceland | 5,310,000 |
| .it | Italy | 55,200,000 |
| .je | Jersey | 202,000 |
| .jm | Jamaica | 290,000 |
| .jo | Jordan | 601,000 |
| .jp | Japan | 139,000,000 |
| .ke | Kenya | 301,000 |
| .kg | Kyrgyzstan | 1,440,000 |
| .kh | Cambodia | 262,000 |
| .ki | Kiribati | 427,000 |
| .km | Comoros | 533 |
| .kn | Saint Kitts and Nevis | 9,830 |
| .kp | Korea, Democratic People’s Republic | 122 |
| .kr | Korea, Republic of | 13,700,000 |
| .kw | Kuwait | 356,000 |
| .ky | Cayman Islands | 172,000 |
| .kz | Kazakhstan | 2,680,000 |
| .la | Lao People’s Democratic Republic | 932,000 |
| .lb | Lebanon | 1,890,000 |
| .lc | Saint Lucia | 86,400 |
| .li | Liechtenstein | 3,990,000 |
| .lk | Sri Lanka | 1,770,000 |
| .lr | Liberia | 588 |
| .ls | Lesotho | 81,900 |
| .lt | Lithuania | 6,040,000 |
| .lu | Luxembourg | 4,940,000 |
| .lv | Latvia | 6,970,000 |
| .ly | Libyan Arab Jamahiriya | 388,000 |
| .ma | Morocco | 3,030,000 |
| .mc | Monaco | 307,000 |
| .md | Moldova, Republic of | 3,230,000 |
| .mg | Madagascar | 255,000 |
| .mh | Marshall Islands | 53 |
| .mk | Macedonia, The Former Yugoslav Republic of | 2,980,000 |
| .ml | Mali | 73,500 |
| .mm | Myanmar | 367,000 |
| .mn | Mongolia | 1,160,000 |
| .mo | Macau | 1,310,000 |
| .mp | Northern Mariana Islands | 861,000 |
| .mq | Martinique | 19,000 |
| .mr | Mauritania | 210,000 |
| .ms | Montserrat | 2,160,000 |
| .mt | Malta | 1,650,000 |
| .mu | Mauritius | 651,000 |
| .mv | Maldives | 125,000 |
| .mw | Malawi | 87,000 |
| .mx | Mexico | 13,700,000 |
| .my | Malaysia | 4,610,000 |
| .mz | Mozambique | 288,000 |
| .na | Namibia | 1,650,000 |
| .nc | New Caledonia | 265,000 |
| .ne | Niger | 151,000 |
| .nf | Norfolk Island | 54,900 |
| .ng | Nigeria | 101,000 |
| .ni | Nicaragua | 4,240,000 |
| .nl | Netherlands | 45,700,000 |
| .no | Norway | 32,300,000 |
| .np | Nepal | 1,910,000 |
| .nr | Nauru | 466,000 |
| .nu | Niue | 5,100,000 |
| .nz | New Zealand | 18,500,000 |
| .om | Oman | 204,000 |
| .pa | Panama | 1,040,000 |
| .pe | Peru | 2,740,000 |
| .pf | French Polynesia | 240,000 |
| .pg | Papua New Guinea | 211,000 |
| .ph | Philippines | 4,080,000 |
| .pk | Pakistan | 3,180,000 |
| .pl | Poland | 20,100,000 |
| .pm | Saint Pierre and Miquelon | 184 |
| .pn | Pitcairn Island | 80,900 |
| .pr | Puerto Rico | 1,920,000 |
| .ps | Palestinian Territories | 559,000 |
| .pt | Portugal | 9,100,000 |
| .pw | Palau | 3,010,000 |
| .py | Paraguay | 962,000 |
| .qa | Qatar | 259,000 |
| .re | Reunion Island | 146,000 |
| .ro | Romania | 7,990,000 |
| .ru | Russian Federation | 67,900,000 |
| .rw | Rwanda | 131,000 |
| .sa | Saudi Arabia | 2,770,000 |
| .sb | Solomon Islands | 11,800 |
| .sc | Seychelles | 949,000 |
| .sd | Sudan | 11,700 |
| .se | Sweden | 39,000,000 |
| .sg | Singapore | 8,770,000 |
| .sh | Saint Helena | 547,000 |
| .si | Slovenia | 4,420,000 |
| .sj | Svalbard and Jan Mayen Islands | 37 |
| .sk | Slovak Republic | 8,040,000 |
| .sl | Sierra Leone | 13,800 |
| .sm | San Marino | 225,000 |
| .sn | Senegal | 503,000 |
| .so | Somalia | 512 |
| .sr | Suriname | 242,000 |
| .st | Sao Tome and Principe | 2,490,000 |
| .sv | El Salvador | 1,320,000 |
| .sy | Syrian Arab Republic | 115,000 |
| .sz | Swaziland | 81,500 |
| .tc | Turks and Caicos Islands | 2,610,000 |
| .td | Chad | 332 |
| .tf | French Southern Territories | 777,000 |
| .tg | Togo | 36,000 |
| .th | Thailand | 6,470,000 |
| .tj | Tajikistan | 153,000 |
| .tk | Tokelau | 2,170,000 |
| .tl | Timor-Leste | 18,100 |
| .tm | Turkmenistan | 136,000 |
| .tn | Tunisia | 1,060,000 |
| .to | Tonga | 2,490,000 |
| .tp | East Timor | 151,000 |
| .tr | Turkey | 8,310,000 |
| .tt | Trinidad and Tobago | 1,170,000 |
| .tv | Tuvalu | 7,170,000 |
| .tw | Taiwan | 14,000,000 |
| .tz | Tanzania | 405,000 |
| .ua | Ukraine | 6,820,000 |
| .ug | Uganda | 337,000 |
| .uk | United Kingdom | 473,000,000 |
| .um | United States Minor Outlying Islands | 140 |
| .us | United States | 68,300,000 |
| .uy | Uruguay | 2,020,000 |
| .uz | Uzbekistan | 2,610,000 |
| .va | Holy See (Vatican City State) | 852,000 |
| .vc | Saint Vincent and the Grenadines | 239,000 |
| .ve | Venezuela | 3,050,000 |
| .vg | Virgin Islands, British | 882,000 |
| .vi | Virgin Islands, U.S. | 202,000 |
| .vn | Vietnam | 2,490,000 |
| .vu | Vanuatu | 5,050,000 |
| .wf | Wallis and Futuna Islands | 30 |
| .ws | Western Samoa | 3,000,000 |
| .ye | Yemen | 93,800 |
| .yt | Mayotte | 34 |
| .yu | Yugoslavia | 3,270,000 |
| .za | South Africa | 16,400,000 |
| .zm | Zambia | 324,000 |
| .zw | Zimbabwe | 507,000 |
The total number of documents returned was 11,828,505,634. That’s likely an approximation, since there seems to be a lot of rounding going on, but it’s about as large a number as I expected to see.