More than three weeks after the website was launched, the administration has declined to provide information about enrollments so far.

In a letter to Health and Human Services Secretary Kathleen SebeliusKathleen SebeliusPro-dependency advocates miss the mark in attacking Kansas welfare reform Pence breaks tie to confirm Trump's pick for religious ambassador The House needs to help patients from being victimized by antiquated technology MORE, Indiana Republicans said they need to know these details to help guide their constituents through the process.

"We have received numerous reports from Hoosiers who have been unable to enroll due to website malfunctions as well as complaints from Hoosiers who can no longer afford the new premium amounts," they wrote. "As we work to assist these constituents, it is important that we are able to provide them accurate data regarding the health insurance exchange."

The letter specifically asks for the number of applicants so far in the state of Indiana, and the number of applicants per congressional district.

Sebelius will testify next week before the House Energy and Commerce Committee in a hearing that will explore the botched rollout of ObamaCare.

The letter originated with Rep. Jackie WalorskiJacqueline (Jackie) R. WalorskiCongress needs to take the lead on fighting sexual harassment in the workplace Republican: Gitmo plan would make US 'timid' GOP lawmakers link Iran deal to defense spending MORE, and was signed by Sen. Dan CoatsDaniel (Dan) Ray CoatsThe danger of injecting politics into our American intelligence agencies Dan Coats met with Kelly to air concerns about memo release: report CIA head defends meeting with Russian spy chief MORE and Reps. Susan BrooksSusan Wiant BrooksNo criminal activity suspected in train accident Female GOP House members to wear red, white and blue to State of the Union House passes sexual abuse reporting bill after Nassar sentencing MORE, Larry BucshonLarry Dean BucshonGOP lawmaker who treated train injuries discusses the accident Dem says ObamaCare repeal effort moves US ‘toward single-payer’ The Hill's 12:30 Report MORE, Luke MesserAllen (Luke) Lucas MesserIndiana GOP candidate targets Senate rival over past Trump criticism Wealthy outsiders threaten to shake up GOP Senate primaries Indiana GOP Senate candidate faces criticism for out-of-state properties MORE, Todd RokitaTheodore (Todd) Edward RokitaFriend of NFL player killed in crash: He would 'absolutely not' want his death politicized Federal workers on edge over Trump call for firing power Trump: Congress should give agencies power to fire federal employees MORE, Marlin StutzmanMarlin Andrew StutzmanMcCarthy's GOP critics see opening after Benghazi blunder Rep. Marlin Stutzman declares Senate bid This week: Spending bills, VA reform, leadership races MORE and Todd YoungTodd Christopher YoungSenate Republicans call on Trump to preserve NAFTA Koch network charts ambitious course for 2018 Our government is stalled — it’s time to invest in innovation MORE.

Earlier in the day, Sen. Lamar Alexander (R-Tenn.) said he would propose legislation that would require weekly reports on ObamaCare enrollment numbers.