| 1 | international royal caribbean international | | | | | | | 13 | 0.61% |
| 2 | phoenix reisen phoenix reisen | | | | | | | 12 | 0.56% |
| 3 | uniworld boutique river cruise | | | | | | | 12 | 0.56% |
| 4 | caribbean international royal caribbean | | | | | | | 12 | 0.56% |
| 5 | royal caribbean international royal | | | | | | | 12 | 0.56% |
| 6 | river cruise uniworld boutique | | | | | | | 11 | 0.51% |
| 7 | boutique river cruise uniworld | | | | | | | 11 | 0.51% |
| 8 | reisen phoenix reisen phoenix | | | | | | | 11 | 0.51% |
| 9 | cruise uniworld boutique river | | | | | | | 10 | 0.47% |
| 10 | cruises nicko cruises nicko | | | | | | | 9 | 0.42% |
| 11 | lines carnival cruise lines | | | | | | | 9 | 0.42% |
| 12 | cruise lines carnival cruise | | | | | | | 9 | 0.42% |
| 13 | carnival cruise lines carnival | | | | | | | 9 | 0.42% |
| 14 | princess cruises princess cruises | | | | | | | 8 | 0.37% |
| 15 | msc cruises msc cruises | | | | | | | 8 | 0.37% |
| 16 | nicko cruises nicko cruises | | | | | | | 8 | 0.37% |
| 17 | line norwegian cruise line | | | | | | | 7 | 0.33% |
| 18 | cruises msc cruises msc | | | | | | | 7 | 0.33% |
| 19 | cruise line norwegian cruise | | | | | | | 6 | 0.28% |
| 20 | norwegian cruise line norwegian | | | | | | | 6 | 0.28% |
| 21 | cruisestours scenic luxury cruises | | | | | | | 6 | 0.28% |
| 22 | scenic luxury cruisestours scenic | | | | | | | 6 | 0.28% |
| 23 | luxury cruisestours scenic luxury | | | | | | | 6 | 0.28% |
| 24 | celebrity cruises celebrity cruises | | | | | | | 5 | 0.23% |
| 25 | emerald cruises emerald cruises | | | | | | | 5 | 0.23% |
| 26 | cruisestours scenic luxury cruisestours | | | | | | | 5 | 0.23% |
| 27 | tours scenic luxury cruisestours | | | | | | | 5 | 0.23% |
| 28 | ascension et tristan da | | | | | | | 5 | 0.23% |
| 29 | holland america line holland | | | | | | | 5 | 0.23% |
| 30 | america line holland america | | | | | | | 5 | 0.23% |
| 31 | cruises celebrity cruises celebrity | | | | | | | 4 | 0.19% |
| 32 | saintehélène ascension et tristan | | | | | | | 4 | 0.19% |
| 33 | crociere costa crociere costa | | | | | | | 4 | 0.19% |
| 34 | costa crociere costa crociere | | | | | | | 4 | 0.19% |
| 35 | line holland america line | | | | | | | 4 | 0.19% |
| 36 | et tristan da cunha | | | | | | | 4 | 0.19% |
| 37 | cruises aida cruises aida | | | | | | | 4 | 0.19% |
| 38 | amadeus flusskreuzfahrten amadeus flusskreuzfahrten | | | | | | | 4 | 0.19% |
| 39 | aida cruises aida cruises | | | | | | | 4 | 0.19% |
| 40 | cruises princess cruises princess | | | | | | | 4 | 0.19% |