The 380 centistoke (cSt) average at Europe's leading bunker port fell to its lowest level since May 2009 during the month of December, according to Bunker Index price data.
The Rotterdam 380 cSt average declined by $99, or 23.3 percent, to $326 per tonne this month, down from $425 per tonne in November.
The $99 price decrease is the most significant since November 2008, when the 380 cSt average nosedived $163, or 42.4 percent, to $221 per tonne.
In comparison with the corresponding month in 2013, the December 2014 average is $257 lower. It is $253 below the $579 per tonne price recorded in December 2012.
Please find a table below outlining average monthly Rotterdam 380 cSt prices between April 2008 and December 2014.
| Month | Average ($/mt) | Low | High |
| Dec 14 | 326 | 275.00 | 381.00 |
| Nov 14 | 425 | 380.00 | 460.00 |
| Oct 14 | 481 | 445.00 | 586.00 |
| Sep 14 | 546 | 535.00 | 574.00 |
| Aug 14 | 564 | 557.00 | 576.00 |
| Jul 14 | 575 | 569.00 | 592.00 |
| Jun 14 | 588 | 574.00 | 606.00 |
| May 14 | 577 | 568.00 | 585.00 |
| Apr 14 | 579 | 573.00 | 585.00 |
| Mar 14 | 577 | 572.00 | 594.00 |
| Feb 14 | 579 | 566.00 | 592.00 |
| Jan 14 | 567 | 558.00 | 587.00 |
| Dec 13 | 583 | 574.00 | 591.00 |
| Nov 13 | 575 | 565.00 | 586.00 |
| Oct 13 | 586 | 580.00 | 599.00 |
| Sep 13 | 593 | 585.50 | 603.00 |
| Aug 13 | 600 | 587.00 | 621.00 |
| Jul 13 | 595 | 577.00 | 608.00 |
| Jun 13 | 580 | 565.00 | 597.00 |
| May 13 | 583 | 572.00 | 597.00 |
| Apr 13 | 584 | 565.00 | 620.00 |
| Mar 13 | 603 | 595.00 | 610.00 |
| Feb 13 | 631 | 609.00 | 646.00 |
| Jan 13 | 610 | 589.00 | 626.00 |
| Dec 12 | 579 | 572.00 | 590.00 |
| Nov 12 | 586 | 570.00 | 597.00 |
| Oct 12 | 615 | 592.00 | 634.00 |
| Sep 12 | 647 | 612.00 | 671.00 |
| Aug 12 | 639 | 603.00 | 665.00 |
| Jul 12 | 590 | 558.00 | 621.00 |
| Jun 12 | 562 | 537.00 | 587.00 |
| May 12 | 636 | 603.00 | 699.00 |
| Apr 12 | 690 | 677.00 | 709.00 |
| Mar 12 | 706 | 696.00 | 718.00 |
| Feb 12 | 689 | 665.00 | 710.00 |
| Jan 12 | 669 | 634.00 | 692.00 |
| Dec 11 | 617 | 594.00 | 638.00 |
| Nov 11 | 639 | 609.00 | 670.00 |
| Oct 11 | 627 | 589.00 | 653.00 |
| Sep 11 | 629 | 600.00 | 654.00 |
| Aug 11 | 627 | 595.00 | 673.00 |
| Jul 11 | 645 | 618.00 | 668.00 |
| Jun 11 | 626 | 598.00 | 651.00 |
| May 11 | 615 | 586.50 | 651.00 |
| Apr 11 | 645 | 624.00 | 658.00 |
| Mar 11 | 602 | 590.00 | 620.00 |
| Feb 11 | 561 | 530.00 | 624.00 |
| Jan 11 | 509 | 493.00 | 518.00 |
| Dec 10 | 483 | 470.00 | 495.00 |
| Nov 10 | 469 | 453.00 | 491.00 |
| Oct 10 | 455 | 446.00 | 470.00 |
| Sep 10 | 430 | 420.50 | 441.00 |
| Aug 10 | 435 | 415.00 | 459.00 |
| Jul 10 | 422 | 397.00 | 438.00 |
| Jun 10 | 421 | 406.00 | 435.00 |
| May 10 | 435 | 389.00 | 487.00 |
| Apr 10 | 466 | 452.00 | 483.00 |
| Mar 10 | 449 | 435.00 | 468.00 |
| Feb 10 | 439 | 418.00 | 459.00 |
| Jan 10 | 455 | 429.00 | 486.00 |
| Dec 09 | 440 | 417.00 | 464.00 |
| Nov 09 | 455 | 441.00 | 467.00 |
| Oct 09 | 426 | 387.00 | 458.00 |
| Sep 09 | 405 | 386.00 | 422.00 |
| Aug 09 | 423 | 405.00 | 436.00 |
| Jul 09 | 382 | 356.00 | 412.00 |
| Jun 09 | 380 | 364.00 | 399.00 |
| May 09 | 325 | 277.00 | 364.00 |
| Apr 09 | 275 | 250.00 | 289.00 |
| Mar 09 | 241 | 220.00 | 270.00 |
| Feb 09 | 239 | 220.00 | 258.00 |
| Jan 09 | 228 | 176.00 | 258.00 |
| Dec 08 | 194 | 158.00 | 225.00 |
| Nov 08 | 221 | 193.00 | 262.00 |
| Oct 08 | 384 | 245.00 | 562.00 |
| Sep 08 | 549 | 474.00 | 645.00 |
| Aug 08 | 622 | 570.00 | 672.00 |
| Jul 08 | 679 | 626.00 | 733.00 |
| Jun 08 | 596 | 532.00 | 658.00 |
| May 08 | 539 | 493.00 | 589.00 |
| Apr 08 | 498 | 465.00 | 511.00 |