(CNN) -- While the demographic composition of the 113th Congress is in some sense historic, many issues it will face - government spending, entitlement reform, and immigration - are nothing new.
Will the new Congress continue the reputation of its predecessor as a 'do-nothing Congress' or will be productive?
Here's a look - by the numbers - at the new wave of legislators on Capitol Hill:
13 - New senators.
84 - New House members.
98 - Women in the new Congress: 78 in the House, 20 in the Senate.
38 - Years in office of the longest currently serving senator, Patrick Leahy, D-Vermont.
53+ - Years in office of the longest currently serving congressman, John Dingell, D-Michigan.
5 - Net gain in number of seats women hold in 113th Congress over 112th.
3 - States with two women senators: California, New Hampshire, and Washington.
95 - Percent of the U.S. Senate that is white.
19 - Percent of the U.S. House of Representatives that belong to minority groups.
89 - Age of the oldest-ever member of the House, Ralph Hall, R-Texas. He broke the previous record on Christmas Day.
8.5 - Percent of the U.S. House under 40.
27 - Percent of the Senate that is Catholic.
4 - The number of new U.S. House seats in Texas created by reapportionment; out 12 total. Texas gained more new seats than any other state.
5 - Members of the 113th Congress who had previous careers in professional sports.
7 - Members who are openly gay or bisexual.
12 - New members who have served in the U.S. military.
2 - Physicists in Congress: Rep. Bill Foster, a Democratic congressman-elect from Illinois, and Rep. Rush Holt, Jr., a New Jersey Democrat.
6 - Number of reindeer owned by Kerry Bentivolio, a congressman-elect from Michigan. He has worked as a Santa impersonator since the 1980s before running for Congress.