| Ship type 1 | Ship Type 2 | Ship Type 3 | Ship Type 4 | Ship type 5 | |
Annual fuel cost | 9,312,000 | 13,800,384 | 14,314,581 | 14,024,018 | 10,983,038 | |
Annual lubricant fee | 744,960 | 1,104,031 | 1,145,166 | 1,121,921 | 878,643 | |
Annual material fee | 1,005,696 | 1,490,441 | 1,545,974 | 1,514,594 | 1,186,168 | |
Annual port fee | 972,000 | 1,710,000 | 2,192,832 | 2,250,000 | 2,376,000 | |
Annual management fee and other | 13,797,453 | 27,174,544 | 30,257,434 | 34,515,222 | 45,121,693 | |
Annual operating cost | 25,832,109 | 45,279,400 | 49,455,987 | 53,425,755 | 60,545,542 | |
Voyage operating cost | 6,458,027 | 9,055,880 | 9,891,197 | 10,685,151 | 15,136,385 |