NASADAQ is considered to be the world biggest stock exchange in terms of the numbers of transactions as in the year 2006. The National Stock Exchange has ranked in the third position among the world biggest stock exchanges while BSE in the sixth position.
The rankings of biggest exchanges of the world in terms of numbers of transactions over various years are as follows:
| Exchanges | Ranks over years 2005 2006 |
| NASDAQ | 2 | 1 |
| NYSE | 1 | 2 |
| NSE | 3 | 3 |
| Shanghai | 6 | 4 |
| Korea | 4 | 5 |
| BSE | 5 | 6 |
| Shexzhen | 7 | 7 |
| Taiwan | 8 | 8 |
| Deutsche Borse | 9 | 9 |
| London/Euronet | 10 | 10 |
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Source: NSE
In the year 2006, the over all market capitalization increased at a faster pace. The Price to earning ratio over the year was also comparatively higher in the year.