Experts:
Further information:
Last update: 24 July 2012
| Countries | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
|---|
| Austria | 111 072 | 162 455 | 148 131 | 172 636 | 166 062 | 148 799 |
| Belgium | 481 356 | 810 944 | 854 425 | 948 150 | 901 038 | 957 836 |
| Bulgaria | 23 482 | 37 936 | 44 059 | 49 225 | 46 874 | 47 653 |
| Cyprus | 13 754 | 18 191 | 16 671 | 18 409 | 17 482 | 16 398 |
| Czech Republic | 79 841 | 112 408 | 113 174 | 125 827 | 128 504 | 125 245 |
| Denmark | 133 783 | 162 631 | 154 478 | 156 818 | 142 323 | 152 847 |
| United Kingdom | 1 139 155 | 1 242 949 | 980 079 | 1 056 367 | 1 162 969 | 1 198 870 |
| Estonia | 12 699 | 16 747 | 16 590 | 16 782 | 16 437 | 16 727 |
| Finland | 70 569 | 91 703 | 83 534 | 84 714 | 85 590 | 82 962 |
| France | 1 107 299 | 1 247 392 | 904 660 | 1 038 905 | 1 045 614 | 963 792 |
| Greece | 41 288 | 53 221 | 38 119 | 42 097 | 35 026 | 27 433 |
| Netherlands | 552 748 | 766 619 | 645 601 | 660 423 | 593 109 | 589 051 |
| Ireland | 156 491 | 203 683 | 188 290 | 247 446 | 247 097 | 243 484 |
| Poland | 125 782 | 178 408 | 164 307 | 185 202 | 201 003 | 197 538 |
| Latvia | 7 476 | 10 842 | 11 537 | 11 602 | 10 751 | 12 109 |
| Lithuania | 10 996 | 15 062 | 12 949 | 13 725 | 13 622 | 13 921 |
| Luxembourg | 59 746 | 81 433 | 83 473 | 101 518 | 101 514 | 114 617 |
| Hungary | 80 153 | 95 469 | 88 003 | 99 094 | 90 777 | 84 447 |
| Malta | 6 535 | 8 300 | 8 012 | 9 578 | 16 735 | 16 706 |
| Germany | 591 460 | 695 498 | 667 748 | 701 186 | 698 203 | 713 706 |
| Italy | 294 876 | 376 513 | 327 911 | 364 427 | 331 964 | 332 664 |
| Portugal | 88 460 | 115 314 | 99 970 | 114 710 | 111 686 | 109 034 |
| Romania | 45 452 | 62 961 | 67 910 | 72 008 | 70 264 | 70 328 |
| Spain | 461 528 | 585 857 | 588 901 | 632 246 | 640 806 | 634 532 |
| Sweden | 227 329 | 293 416 | 278 777 | 332 150 | 349 777 | 338 484 |
| Slovakia | 33 613 | 42 695 | 51 034 | 52 537 | 50 284 | 51 293 |
| Slovenia | 8 985 | 14 375 | 15 638 | 15 181 | 14 393 | 15 145 |
| European Union–27 | 5 983 520 | 7 503 020 | 6 653 979 | 7 322 963 | 7 289 629 | 7 275 622 |
| Euro area–17 | 4 110 069 | 5 290 939 | 4 738 706 | 5 220 945 | 5 073 038 | 5 034 179 |
| Croatia | 27 370 | 45 063 | 30 883 | 36 511 | 34 963 | 30 883 |
| Norway | 95 688 | 125 594 | 114 194 | 150 834 | 171 916 | 171 524 |
| Russia | 265 873 | 491 052 | 215 755 | 378 837 | 490 560 | 457 474 |
| Switzerland | 268 929 | 353 325 | 447 128 | 492 346 | 559 333 | 583 455 |
| Turkey | 95 126 | 154 124 | 80 370 | 143 795 | 186 022 | 140 305 |
| Israel | 44 273 | 49 989 | 49 748 | 55 791 | 60 220 | 66 768 |
| Japan | 107 633 | 132 851 | 203 372 | 200 144 | 214 880 | 225 787 |
| China | 292 559 | 327 087 | 378 083 | 473 083 | 587 817 | 711 802 |
| Republic of Korea | 115 774 | 121 957 | 94 679 | 117 732 | 127 047 | 131 708 |
| South Africa | 87 782 | 110 415 | 67 987 | 117 434 | 153 133 | 129 890 |
| Brazil | 220 621 | 309 668 | 287 697 | 400 808 | 674 764 | 669 670 |
| United States | 3 293 053 | 3 551 307 | 2 486 446 | 2 995 459 | 3 397 411 | 3 509 359 |
| Canada | 375 157 | 518 435 | 449 566 | 547 336 | 584 581 | 595 002 |
| Mexico | 256 638 | 290 155 | 230 986 | 277 898 | 330 161 | 302 309 |
| Australia | 296 566 | 386 252 | 306 174 | 428 554 | 497 305 | 499 663 |