human
part ii, item 8 schlumberger limited and subsidiaries shares of common stock (stated in millions) issued in treasury shares outstanding.
|  | Issued | In Treasury | Shares Outstanding |
| --------- | --------- | --------- | --------- |
| Balance, January 1, 2007 | 1,334 | (156) | 1,178 |
| Shares sold to optionees less shares exchanged | – | 14 | 14 |
| Shares issued under employee stock purchase plan | – | 2 | 2 |
| Stock repurchase program | – | (16) | (16) |
| Issued on conversions of debentures | – | 18 | 18 |
| Balance, December 31, 2007 | 1,334 | (138) | 1,196 |
| Shares sold to optionees less shares exchanged | – | 5 | 5 |
| Shares issued under employee stock purchase plan | – | 2 | 2 |
| Stock repurchase program | – | (21) | (21) |
| Issued on conversions of debentures | – | 12 | 12 |
| Balance, December 31, 2008 | 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 |
see the notes to consolidated financial statements.
Please answer the following question with expressions if necessary.
what about in total number of shares?
assistant
subtract(1195, 1194), add(1195, #0), multiply(#1, const_1000000)