All the numbers have increased, but continuity with respect to 2018 in the data of the Pilgrim’s Office on the nationality of pilgrims:

Spain 146,350 (42.11%)
Italy 28,749 (8.27%)
Germany 26,167 (7.53%)
United States 20,652 (5.94%)
Portugal 17,450 (5.02%)
France 9,248 (2.66%)
United Kingdom 9,132 (2.63%)
Korea 8,224 (2.37%)
Ireland 6,826 (1.96%)
Brazil 6,025 (1.73%)
Australia 5,301 (1.53%)
Canada 5,279 (1.52%)
Poland 4,874 (1.4%)
Netherlands 4,195 (1.21%)
Mexico 4,091 (1.18%)
Argentina 2,954 (0.85%)
Denmark 2,610 (0.75%)
Russia 2,605 (0.75%)
Czech Republic 2,494 (0.72%)
Belgium 2,335 (0.67%)
Colombia 2,313 (0.67%)
Austria 2,136 (0.61%)
South Africa 1,780 (0.51%)
Taiwan 1,625 (0.47%)
Switzerland 1,554 (0.45%)
Sweden 1,481 (0.43%)
Japan 1,452 (0.42%)
Hungary 1,201 (0.35%)
Slovakia 1,127 (0.32%)
China 1,062 (0.31%)

Ukraine 1,052 (0.3%)
New Zealand 914 (0.26%)
Venezuela 877 (0.25%)
Slovenia 855 (0.25%)
Romania 848 (0.24%)
Lithuania 777 (0.22%)
Finland 755 (0.22%)
Norway 684 (0.2%)
Uruguay 614 (0.18%)
Croatia 607 (0.17%)
Bulgaria 587 (0.17%)
Philippines 528 (0.15%)
Chile 481 (0.14%)
Israel 440 (0.13%)
Singapore 436 (0.13%)
Ecuador 432 (0.12%)
Puerto Rico 331 (0.1%)
Peru 326 (0.09%)
Malta 287 (0.08%)
Costa Rica 280 (0.08%)
Iceland 259 (0.07%)
Estonia 236 (0.07%)
Latvia 214 (0.06%)
Belarus 174 (0.05%)
India 168 (0.05%)
Malaysia 168 (0.05%)
Guatemala 149 (0.04%)
Luxembourg 137 (0.04%)
Algeria 135 (0.04%)
Andorra 135 (0.04%)
Indonesia 130 (0.04%)
Hong Kong 126 (0.04%)
Paraguay 106 (0.03%)
Dominican Rep. 103 (0.03%)
Greece 100 (0.03%)
Iraq 97 (0.03%)
Cuba 95 (0.03%)
Bolivia 84 (0.02%)
Panama 80 (0.02%)
Turkey 76 (0.02%)
Honduras 68 (0.02%)
Lebanon 66 (0.02%)
Morocco 64 (0.02%)

Nicaragua 46 (0.01%)
United Arab Emirates 43 (0.01%)
Cape Verde 43 (0.01%)
Armenia 42 (0.01%)
Namibia 42 (0.01%)
Thailand 41 (0.01%)
Serbia 40 (0.01%)
Moldova 38 (0.01%)
Albania 32 (0.01%)
Jamaica 31 (0.01%)
Belize 29 (0.01%)
Macedonia 29 (0.01%)
Egypt 29 (0.01%)
Georgia 27 (0.01%)
New Caledonia 26 (0.01%)
Iran 25 (0.01%)
Vietnam 23 (0.01%)
Oman 20 (0.01%)
Jordan 19 (0.01%)
Kazakhstan 19 (0.01%)

And there are still many more nationalities present, but with figures so low that they do not reach 0.01%.