The Belgian Fleet
At the end of 2021 the fleet flying the Belgian flag numbered 242 vessels with a gross tonnage of 6.148.653 . The average age of the merchant vessels was 10,69 years, with a weighted average of 8,25 years.
| End of 2019 | End of 2020 | End of 2021 | ||||
| TYPE | Nr. | GT | Nr. | GT | Nr. | GT |
| Merchant vessels | 93 | 6.252.293 | 91 | 5.709.188 | 89 | 5.830.266 |
| Dredging vessels | 32 | 167.533 | 36 | 202.629 | 33 | 182.818 |
| Tugs and offshore supply vessels | 45 | 31.370 | 49 | 41.589 | 50 | 47.684 |
| Passenger vessels | 5 | 1.320 | 5 | 1.320 | 5 | 1.320 |
| Special Craft | 2 | 510 | 2 | 510 | 2 | 510 |
| Floating building material | 70 | 93.512 | 61 | 78.989 | 63 | 77.055 |
| Total Gross Tonnage | 247 | 6.546.538 | 244 | 6.034.225 | 242 | 6.148.653 |
Source: Federal Government Agency for Maritime Transport
Ownership of worldfleet
Ranked by dead-weight tonnage, 2021 (thousands of tons)
| Country | National flag | % | Foreign flag | % | Total | |
| 1 | Greece | 58.067 | 15,55% | 315.350 | 84,45% | 373.417 |
| 2 | China | 105.657 | 43,20% | 138.898 | 56,80% | 244.555 |
| 3 | Japan | 35.107 | 14,52% | 206.741 | 85,48% | 241.848 |
| 4 | Singapore | 73.258 | 52,68% | 65.805 | 47,32% | 139.064 |
| 5 | Hong Kong | 72.367 | 69,44% | 31.851 | 30,56% | 104.218 |
| 6 | Germany | 7.437 | 8,63% | 78.759 | 91,37% | 86.196 |
| 7 | Republic of Korea | 15.096 | 17,54% | 70.995 | 82,46% | 86.092 |
| 8 | Norway | 1.899 | 2,97% | 62.144 | 97,03% | 64.043 |
| 9 | Bermuda | 300 | 0,47% | 63.733 | 99,53% | 64.034 |
| 11 | United Kingdom | 7.160 | 13,34% | 46.524 | 86,66% | 53.684 |
| 10 | United States | 10.395 | 18,91% | 44.576 | 81,09% | 54.971 |
| 14 | Denmark | 47 | 0,11% | 42.185 | 99.89% | 42.233 |
| 15 | Belgium | 8.974 | 29,00% | 21.969 | 71,00% | 30.943 |
| 23 | The Netherlands | 5.577 | 29,73% | 13.185 | 70,27% | 18.762 |
| 27 | France | 1.592 | 11,72% | 12.004 | 88,28% | 13.597 |
Source: UNCTAD based on data from Clarksons Research