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|View History:  Monthly  Annual Download Data (XLS File)     
|View History:  Monthly  Annual                               
|View History:  Monthly  Annual                               
|View History:                                                
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|U.S. Crude Oil Rotary Rigs in Operation  (Number of Elements)
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|U.S. Crude Oil Rotary Rigs in Operation  (Number of Elements)
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|Year                                                                                                                              | Jan   | Feb   | Mar   | Apr   | May   | Jun   | Jul   | Aug   | Sep   | Oct   | Nov   | Dec  
|--------------------------------------------------------------------------------------------------------------------------------- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | -----
|1973                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1974                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|                                                                                                                                 
|1975                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1976                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1977                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1978                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1979                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|                                                                                                                                 
|1980                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1981                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1982                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1983                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1984                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|                                                                                                                                 
|1985                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1986                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA    | NA   
|1987                                                                                                                              | NA    | NA    | NA    | NA    | NA    | NA    | NA    | 626   | 713   | 727   | 746   | 746  
|1988                                                                                                                              | 663   | 575   | 582   | 567   | 562   | 554   | 568   | 565   | 512   | 518   | 490   | 507  
|1989                                                                                                                              | 455   | 392   | 407   | 427   | 431   | 423   | 432   | 437   | 460   | 493   | 532   | 541  
|                                                                                                                                 
|1990                                                                                                                              | 514   | 492   | 478   | 484   | 493   | 498   | 497   | 506   | 566   | 588   | 615   | 643  
|1991                                                                                                                              | 633   | 564   | 520   | 469   | 430   | 483   | 472   | 451   | 433   | 433   | 457   | 469  
|1992                                                                                                                              | 400   | 378   | 381   | 370   | 358   | 343   | 349   | 334   | 345   | 392   | 418   | 397  
|1993                                                                                                                              | 335   | 311   | 315   | 320   | 323   | 350   | 368   | 397   | 418   | 441   | 453   | 425  
|1994                                                                                                                              | 356   | 337   | 323   | 314   | 320   | 331   | 341   | 320   | 325   | 342   | 361   | 354  
|                                                                                                                                 
|1995                                                                                                                              | 325   | 326   | 322   | 328   | 325   | 301   | 301   | 327   | 333   | 332   | 330   | 325  
|1996                                                                                                                              | 295   | 283   | 286   | 286   | 288   | 298   | 290   | 297   | 301   | 328   | 363   | 361  
|1997                                                                                                                              | 342   | 356   | 377   | 373   | 379   | 396   | 382   | 409   | 392   | 390   | 354   | 361  
|1998                                                                                                                              | 380   | 380   | 327   | 291   | 272   | 267   | 264   | 226   | 215   | 214   | 190   | 155  
|1999                                                                                                                              | 125   | 117   | 114   | 125   | 136   | 124   | 108   | 111   | 130   | 137   | 145   | 161  
|                                                                                                                                 
|2000                                                                                                                              | 143   | 147   | 173   | 196   | 199   | 201   | 208   | 206   | 199   | 212   | 234   | 242  
|2001                                                                                                                              | 239   | 237   | 248   | 247   | 235   | 219   | 219   | 219   | 220   | 198   | 174   | 147  
|2002                                                                                                                              | 141   | 144   | 144   | 136   | 134   | 138   | 133   | 125   | 122   | 140   | 146   | 137  
|2003                                                                                                                              | 132   | 153   | 171   | 185   | 167   | 152   | 153   | 153   | 154   | 158   | 158   | 153  
|2004                                                                                                                              | 143   | 153   | 164   | 154   | 156   | 164   | 170   | 170   | 166   | 171   | 183   | 180  
|                                                                                                                                 
|2005                                                                                                                              | 178   | 192   | 186   | 171   | 150   | 146   | 170   | 206   | 210   | 217   | 253   | 247  
|2006                                                                                                                              | 242   | 209   | 244   | 259   | 261   | 285   | 298   | 316   | 305   | 288   | 288   | 281  
|2007                                                                                                                              | 270   | 266   | 282   | 285   | 282   | 283   | 285   | 306   | 302   | 321   | 341   | 338  
|2008                                                                                                                              | 321   | 331   | 343   | 358   | 375   | 383   | 380   | 397   | 417   | 422   | 426   | 391  
|2009                                                                                                                              | 328   | 271   | 225   | 209   | 187   | 194   | 245   | 279   | 293   | 312   | 362   | 404  
|                                                                                                                                 
|2010                                                                                                                              | 433   | 446   | 471   | 508   | 541   | 566   | 591   | 644   | 668   | 693   | 723   | 759  
|2011                                                                                                                              | 793   | 801   | 830   | 896   | 948   | 979   | 1,014 | 1,055 | 1,063 | 1,077 | 1,125 | 1,177
|2012                                                                                                                              | 1,208 | 1,261 | 1,307 | 1,329 | 1,373 | 1,409 | 1,419 | 1,423 | 1,409 | 1,407 | 1,385 | 1,358
|2013                                                                                                                              | 1,318 | 1,332 | 1,339 | 1,374 | 1,407 | 1,404 | 1,396 | 1,388 | 1,364 | 1,364 | 1,384 | 1,396
|2014                                                                                                                              | 1,403 | 1,424 | 1,466 | 1,515 | 1,530 | 1,545 | 1,560 | 1,578 | 1,592 | 1,593 | 1,573 | 1,528
|                                                                                                                                 
|2015                                                                                                                              | 1,332 | 1,050 | 857   | 750   | 662   | 634   | 649   | 673   | 650   | 597   | 566   | 537  
|2016                                                                                                                              | 510   | 430   | 384   | 348   | 320   | 330   | 359   | 397   | 416   | 436   | 462   | 507  
|2017                                                                                                                              | 542   | 593   | 634   | 685   | 714   | 747   | 765   | 764   | 752   | 741   | 738   | 748  
|2018                                                                                                                              | 750   | 788   | 799   | 817   | 845   | 861   | 861   | 864   | 864   | 870   | 884   | 880  
|2019                                                                                                                              | 866   | 853   | 830   | 824   | 802   | 790   | 782   | 760   | 726   | 708   | 678   | 673  
|                                                                                                                                 
|2020                                                                                                                              | 671   | 678   | 663   | 471   | 267   | 196   | 181   | 178   | 181   | 204   | 234   | 260  
|2021                                                                                                                              | 287   | 305   | 315   | 341   | 353   | 367   | 381   | 400   | 407   | 439   | 458   | 475  
|2022                                                                                                                              | 490   | 514   | 525   | 546   | 568   | 583   | 599   | 601   | 598   | 609   | 621   | 623  
|2023                                                                                                                              | 616   | 604   | 591   | 590   | 580   | 551   | 534   | 521   | 510   | 501   | 498   | 501  
|2024                                                                                                                              | 499   | 500   | 507   | 508   | 497   | 486   |       |       |       |       |       |      
|                                                                                                                                 
|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024