Sale 
    MELTZER MARK J  officer: SVP General Counsel & CCO  officer: SVP General Counsel & .. 
  Common Stock   1,875  $107.27    $201,131     Option 
    MELTZER MARK J  officer: SVP General Counsel & CCO  officer: SVP General Counsel & .. 
  Common Stock   10,000  $460.1    $4,601,010     Sale 
    GUTHART GARY S  director, officer: President & CEO  director, officer: President & .. 
  Common Stock   1,500  $577.67    $866,511     Option 
    HALVORSON ERIC H  director  director 
  Common Stock   1,500  $365.98    $548,970     Option 
    MELTZER MARK J  officer: SVP General Counsel & CCO  officer: SVP General Counsel & .. 
  Non-Qualified Stock Option (right to buy)   10,000  $460.1    $4,601,010     Option 
    HALVORSON ERIC H  director  director 
  Non-Qualified Stock Option (right to buy)   1,500  $365.98    $548,970     Option 
    GUTHART GARY S  director, officer: President & CEO  director, officer: President & .. 
  Common Stock   4,500  $391.41    $1,761,363     Option 
    GUTHART GARY S  director, officer: President & CEO  director, officer: President & .. 
  Non-Qualified Stock Option (right to buy)   4,500  $391.41    $1,761,363     Sale 
    SMITH LONNIE M  director  director 
  Common Stock   1,000  $525.98    $525,980     Sale 
    BROGNA SALVATORE  officer: EVP & Chief Operating Officer  officer: EVP & Chief Operating .. 
  Common Stock   2,000  $528.75    $1,057,500     Option 
    BROGNA SALVATORE  officer: EVP & Chief Operating Officer  officer: EVP & Chief Operating .. 
  Common Stock   5,437  $388.26    $2,110,953     Option 
    BROGNA SALVATORE  officer: EVP & Chief Operating Officer  officer: EVP & Chief Operating .. 
  Non-Qualified Stock Option (right to buy)   5,437  $388.26    $2,110,953     Option 
    SMITH LONNIE M  director  director 
  Non-Qualified Stock Option (right to buy)   26,453  $320.41    $8,475,673     Sale 
    SMITH LONNIE M  director  director 
  Common Stock   1,422  $528.15    $751,028     Option 
    SMITH LONNIE M  director  director 
  Common Stock   26,453  $320.41    $8,475,673     Option 
    SMITH LONNIE M  director  director 
  Common Stock   21,164  $534.34    $11,308,835     Option 
    SMITH LONNIE M  director  director 
  Non-Qualified Stock Option (right to buy)   21,164  $534.34    $11,308,835     Sale 
    SMITH LONNIE M  director  director 
  Common Stock   21,164  $534.34    $11,308,835     Sale 
    SMITH LONNIE M  director  director 
  Common Stock   20,899  $112.66    $2,354,481     Option 
    SMITH LONNIE M  director  director 
  Common Stock   20,899  $112.66    $2,354,481     Option 
    SMITH LONNIE M  director  director 
  Non-Qualified Stock Option (right to buy)   20,899  $112.66    $2,354,481     Option 
    SMITH LONNIE M  director  director 
  Common Stock   16,457  $534.63    $8,798,324     Option 
    SMITH LONNIE M  director  director 
  Non-Qualified Stock Option (right to buy)   16,457  $534.63    $8,798,324     Sale 
    SMITH LONNIE M  director  director 
  Common Stock   2,906  $534.63    $1,553,620     Option 
    SMITH LONNIE M  director  director 
  Common Stock   23,949  $106.69    $2,555,119     Option 
    SMITH LONNIE M  director  director 
  Non-Qualified Stock Option (right to buy)   23,949  $106.69    $2,555,119     Sale 
    SMITH LONNIE M  director  director 
  Common Stock   23,949  $106.69    $2,555,119     Sale 
    HALVORSON ERIC H  director  director 
  Common Stock   500  $540    $270,000     Option 
    ROSA DAVID J.  officer: EVP and Chief Business Officer  officer: EVP and Chief Business.. 
  Common Stock   6,000  $112.66    $675,960     Sale 
    ROSA DAVID J.  officer: EVP and Chief Business Officer  officer: EVP and Chief Business.. 
  Common Stock   6,000  $112.66    $675,960     Option 
    ROSA DAVID J.  officer: EVP and Chief Business Officer  officer: EVP and Chief Business.. 
  Non-Qualified Stock Option (right to buy)   6,000  $112.66    $675,960     Option 
    MELTZER MARK J  officer: SVP General Counsel & CCO  officer: SVP General Counsel & .. 
  Non-Qualified Stock Option (right to buy)   10,000  $436.26    $4,362,590     Option 
    MELTZER MARK J  officer: SVP General Counsel & CCO  officer: SVP General Counsel & .. 
  Common Stock   10,000  $436.26    $4,362,590     Option 
    MCNAMARA JEROME J  officer: Sr Advisor - Commercial Ops  officer: Sr Advisor - Commercia.. 
  Common Stock   6,250  $107.27    $670,438     Option 
    MCNAMARA JEROME J  officer: Sr Advisor - Commercial Ops  officer: Sr Advisor - Commercia.. 
  Non-Qualified Stock Option (right to buy)   6,250  $107.27    $670,438     Option 
    GUTHART GARY S  director, officer: President & CEO  director, officer: President & .. 
  Common Stock   4,500  $369.04    $1,660,667     Option 
    SMITH LONNIE M  director  director 
  Non-Qualified Stock Option (right to buy)   17,500  $106.69    $1,867,075     Option 
    SMITH LONNIE M  director  director 
  Common Stock   17,500  $106.69    $1,867,075     Sale 
    MELTZER MARK J  officer: SVP General Counsel & CCO  officer: SVP General Counsel & .. 
  Common Stock   2,000  $107.27    $214,540     Sale 
    SMITH LONNIE M  director  director 
  Common Stock   17,500  $106.69    $1,867,075     Option 
    GUTHART GARY S  director, officer: President & CEO  director, officer: President & .. 
  Non-Qualified Stock Option (right to buy)   4,500  $369.04    $1,660,667     Option 
    MOHR MARSHALL  officer: Executive VP & CFO  officer: Executive VP & CFO 
  Common Stock   7,300  $327.94    $2,393,969     Option 
    MOHR MARSHALL  officer: Executive VP & CFO  officer: Executive VP & CFO 
  Non-Qualified Stock Option (right to buy)   7,300  $327.94    $2,393,969     Sale 
    MOHR MARSHALL  officer: Executive VP & CFO  officer: Executive VP & CFO 
  Common Stock   4,000  $112.66    $450,640     Sale 
    MCNAMARA JEROME J  officer: Sr Advisor - Commercial Ops  officer: Sr Advisor - Commercia.. 
  Common Stock   6,250  $107.27    $670,438     Sale 
    GUTHART GARY S  director, officer: President & CEO  director, officer: President & .. 
  Common Stock   1,500  $542.98    $814,469     Option 
    BROGNA SALVATORE  officer: EVP & Chief Operating Officer  officer: EVP & Chief Operating .. 
  Non-Qualified Stock Option (right to buy)   1,250  $107.27    $134,088     Option 
    BROGNA SALVATORE  officer: EVP & Chief Operating Officer  officer: EVP & Chief Operating .. 
  Common Stock   1,250  $107.27    $134,088     Sale 
    BROGNA SALVATORE  officer: EVP & Chief Operating Officer  officer: EVP & Chief Operating .. 
  Common Stock   1,250  $107.27    $134,088     Sale 
    MELTZER MARK J  officer: SVP General Counsel & CCO  officer: SVP General Counsel & .. 
  Common Stock   2,000  $107.27    $214,540