{"pre_text": ["schlumberger limited and subsidiaries shares of common stock ( stated in millions ) issued in treasury shares outstanding ."], "post_text": ["see the notes to consolidated financial statements ."], "table": [["", "issued", "in treasury", "shares outstanding"], ["balance january 1 2009", "1334", "-140 ( 140 )", "1194"], ["shares sold to optionees less shares exchanged", "2013", "4", "4"], ["vesting of restricted stock", "2013", "1", "1"], ["shares issued under employee stock purchase plan", "2013", "4", "4"], ["stock repurchase program", "2013", "-8 ( 8 )", "-8 ( 8 )"], ["balance december 31 2009", "1334", "-139 ( 139 )", "1195"], ["acquisition of smith international inc .", "100", "76", "176"], ["shares sold to optionees less shares exchanged", "2013", "6", "6"], ["shares issued under employee stock purchase plan", "2013", "3", "3"], ["stock repurchase program", "2013", "-27 ( 27 )", "-27 ( 27 )"], ["issued on conversions of debentures", "2013", "8", "8"], ["balance december 31 2010", "1434", "-73 ( 73 )", "1361"], ["shares sold to optionees less shares exchanged", "2013", "6", "6"], ["vesting of restricted stock", "2013", "1", "1"], ["shares issued under employee stock purchase plan", "2013", "3", "3"], ["stock repurchase program", "2013", "-37 ( 37 )", "-37 ( 37 )"], ["balance december 31 2011", "1434", "-100 ( 100 )", "1334"]], "table_ori": [["", "Issued", "In Treasury", "Shares Outstanding"], ["Balance, January 1, 2009", "1,334", "(140)", "1,194"], ["Shares sold to optionees less shares exchanged", "–", "4", "4"], ["Vesting of restricted stock", "–", "1", "1"], ["Shares issued under employee stock purchase plan", "–", "4", "4"], ["Stock repurchase program", "–", "(8)", "(8)"], ["Balance, December 31, 2009", "1,334", "(139)", "1,195"], ["Acquisition of Smith International, Inc.", "100", "76", "176"], ["Shares sold to optionees less shares exchanged", "–", "6", "6"], ["Shares issued under employee stock purchase plan", "–", "3", "3"], ["Stock repurchase program", "–", "(27)", "(27)"], ["Issued on conversions of debentures", "–", "8", "8"], ["Balance, December 31, 2010", "1,434", "(73)", "1,361"], ["Shares sold to optionees less shares exchanged", "–", "6", "6"], ["Vesting of restricted stock", "–", "1", "1"], ["Shares issued under employee stock purchase plan", "–", "3", "3"], ["Stock repurchase program", "–", "(37)", "(37)"], ["Balance, December 31, 2011", "1,434", "(100)", "1,334"]]}

Question: what was the total of shares ( millions ) issued to employees in the 3 year period?
Evidence:
table_1: the balance january 1 2009 of issued is 1334 ; the balance january 1 2009 of in treasury is -140 ( 140 ) ; the balance january 1 2009 of shares outstanding is 1194 ;
table_4: the shares issued under employee stock purchase plan of issued is 2013 ; the shares issued under employee stock purchase plan of in treasury is 4 ; the shares issued under employee stock purchase plan of shares outstanding is 4 ;
table_8: the shares sold to optionees less shares exchanged of issued is 2013 ; the shares sold to optionees less shares exchanged of in treasury is 6 ; the shares sold to optionees less shares exchanged of shares outstanding is 6 ;
table_9: the shares issued under employee stock purchase plan of issued is 2013 ; the shares issued under employee stock purchase plan of in treasury is 3 ; the shares issued under employee stock purchase plan of shares outstanding is 3 ;
table_13: the shares sold to optionees less shares exchanged of issued is 2013 ; the shares sold to optionees less shares exchanged of in treasury is 6 ; the shares sold to optionees less shares exchanged of shares outstanding is 6 ;
table_15: the shares issued under employee stock purchase plan of issued is 2013 ; the shares issued under employee stock purchase plan of in treasury is 3 ; the shares issued under employee stock purchase plan of shares outstanding is 3 ;
Program: add(4, 4), add(#0, 6), add(#1, 3), add(#2, 6), add(#3, 3)
Answer:
str_answer: 26
exe_answer: 26