View History:    Monthly     Annual   
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U.S. Dry Exploratory and Developmental Wells Drilled (Number of Elements)
U.S. Dry Exploratory and Developmental Wells Drilled (Number of Elements)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1973 868 747 811 658 809 821 895 1,022 861 948 906 974
  1974 867 796 895 955 1,028 947 1,115 1,061 1,074 1,149 1,098 1,131
  1975 1,139 861 1,028 1,033 1,043 1,081 1,149 1,194 1,260 1,374 1,237 1,247
  1976 1,316 1,045 1,170 1,129 1,064 1,123 1,075 1,102 1,154 1,238 1,164 1,178
  1977 1,089 997 1,208 1,147 1,246 1,200 1,248 1,337 1,322 1,426 1,386 1,379
  1978 1,346 1,031 1,274 1,304 1,342 1,408 1,405 1,522 1,491 1,570 1,446 1,412
  1979 1,227 997 1,192 1,102 1,250 1,278 1,280 1,514 1,450 1,668 1,558 1,583
  1980 1,604 1,334 1,389 1,458 1,637 1,753 1,807 1,966 1,941 2,001 1,919 1,976
  1981 2,305 1,833 2,102 2,091 2,257 2,343 2,427 2,596 2,467 2,575 2,419 2,538
  1982 2,655 2,095 2,341 2,225 2,013 2,058 2,208 2,255 2,110 2,155 2,070 2,175
  1983 2,251 1,812 1,953 1,624 1,803 1,958 2,042 2,194 2,112 2,323 2,243 2,028
  1984 2,339 1,866 1,845 1,732 2,009 2,452 2,370 2,614 2,185 2,180 2,137 2,155
  1985 2,044 1,555 1,892 1,860 1,729 1,733 1,904 1,964 1,726 1,728 1,370 1,706
  1986 1,815 1,311 1,384 1,116 949 834 929 894 826 857 871 1,013
  1987 895 706 779 849 852 844 964 998 1,066 1,175 983 1,056
  1988 897 756 805 819 894 866 873 895 849 938 740 787
  1989 656 466 607 680 649 680 689 731 752 830 757 739
  1990 696 551 582 622 629 692 750 785 729 862 836 762
  1991 609 660 669 669 622 668 742 673 614 709 636 611
  1992 513 435 520 501 577 493 552 582 557 558 509 487
  1993 449 449 446 526 559 549 675 561 623 573 563 540
  1994 449 337 418 420 416 481 471 553 481 509 483 497
  1995 420 424 374 396 426 469 476 471 485 477 449 452
  1996 475 374 404 404 474 452 494 530 476 564 494 446
  1997 454 449 411 472 463 511 515 542 547 574 517 500
  1998 420 455 387 394 488 460 419 395 328 391 335 333
  1999 275 216 186 220 261 299 287 346 349 354 360 351
  2000 325 296 311 339 368 350 366 456 307 363 325 340
  2001 374 326 316 377 428 419 413 448 378 429 361 329
  2002 314 266 283 300 308 308 317 366 329 351 291 321
  2003 306 259 272 330 318 322 361 368 366 417 324 339
  2004 308 232 340 317 352 314 336 375 388 418 345 357
  2005 349 310 363 371 387 435 387 450 385 402 428 386
  2006 401 382 412 443 423 490 448 452 420 449 464 422
  2007 400 334 397 384 439 382 437 463 418 470 482 375
  2008 416 354 398 411 364 438 515 523 519 546 494 445
  2009 349 283 298 298 236 264 318 295 303 300 284 297
  2010 250 211 304 326 341 392 495 408 356 400 366 313
  2011 NA NA NA NA NA NA NA NA NA NA NA NA
  2012 NA NA NA NA NA NA NA NA NA NA NA NA


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 6/26/2014
Next Release Date: 7/14/2014

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