| Éléments de coût | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001
| Commissions d’agence, etc. | 2154,0 | 2673,0 | 2715,5 | 2600,3 | 2396,6 | 2632,0 | 2751,0 | 2734,4 | 3079,0 | 2348,89
| Taxes portuaires, etc. | 4528,0 | 4349,0 | 4215,1 | 4084,4 | 4162,3 | 4447,0 | 4329,0 | 4706,1 | 4700,0 | 5084,26
| Coûts d’exploitation | 43883,0 | 47402,0 | 48865,1 | 52137,0 | 53544,6 | 56343,0 | 57042,0 | 59544,8 | 50765,0 | 50419,89
| Amortissements | 5076,0 | 5253,0 | 5481,4 | 5329,5 | 5634,4 | 5740,0 | 5382,0 | 6263,9 | 6574,0 | 6767,84
| Charges financières nettes | - 1664,0 | - 5562,0 | - 1045,2 | - 1485,8 | - 3480,7 | - 4335,0 | - 3024,0 | - 3973,2 | - 2422,0 | - 2218,77
| Administration | 4205,0 | 4415,0 | 5829,9 | 5650,2 | 5385,4 | 5121,0 | 5885,0 | 5036,0 | 4628,0 | 5514,30
| Autres charges | 1805,0 | 5207,0 | 3303,9 | 3074,0 | 3761,7 | 3804,0 | 4778,0 | - 140,0 | 2790,0 | 400 42
| Total des coûts | 59987,0 | 63737,0 | 69365,7 | 71389,6 | 71404,3 | 73752,0 | 77143,0 | 74172,0 | 70114,0 | 68316,83
| Recettes d’exploitation (B) | 20543,0 | 22810,0 | 25470,9 | 24519,9 | 26613,7 | 30420,0 | 31920,0 | 30896,5 | 32594,0 | 33378,00
| Bénéfice net (B – A) | - 39444,0 | - 40927,0 | - 43894,8 | - 46869,7 | - 44790,6 | - 43332,0 | - 45223,0 | - 43275,5 | - 37520,0 | - 34938,83
| Rémunération des capitaux investis | 26,0 | 1538,0 | 1690,0 | 2173,2 | 1867,4 | 1516,9 | 1287,0 | 986,6 | 2291,0 | 3463,41
| Montant de la subvention annuelle | 39470,0 | 42465,0 | 45584,8 | 49042,9 | 46658,0 | 44848,9 | 46510,0 | 44262,1 | 39811,0 | 38402,24