In 2012, the Senate passed 318 bills totalling 7,103 pages, and the House passed 381 bills comming to 7,889 pages.
Note: as the discrepancy suggests, not all of these bills passed both chambers and became law. It is, rather, a record of what each chamber's legislative “accomplishments.” You can see every bill, including summaries and number of pages, that each chamber passed through the following monthly rundowns.
January: SENATE: 6 bills, 30 pages HOUSE: 7 bills, 44 pages
February: SENATE 7 bills, 253 pages HOUSE: 23 bills, 686 pages
March: SENATE: 6 bills, 92 pages HOUSE 22 bills, 343 pages
April: SENATE 15 bills, 756 pages HOUSE 21 bills, 584 pages
May: SENATE 21 bills, 604 pages HOUSE 35 bills, 2284 pages
June: SENATE 14 bills, 1,324 pages HOUSE 45 bills, 1354 pages
July: SENATE 12 bills, 116 pages HOUSE 38 bills, 530 pages
August: SENATE 14 pages, 102 pages HOUSE 30 pages, 372 pages
September: SENATE 29 bills, 258 pages HOUSE 62 bills, 751 pages
October: NO BILLS PASSED (Members went home to campaign for re-election.)
November: SENATE 10 bills, 62 pages HOUSE 23 bills, 182 pages
December: SENATE 84 bills, 3,506 pages HOUSE 75 bills, 759 pages