Karachi: Pakistan Stock Exchange is touching new historic heights, reflecting the confidence of both domestic and foreign investors. Due to the positive effects of government's economic reforms, Pakistan Stock Exchange has become one of the best-performing markets in the world.According to Radio Pakistan, by mid-December, the 100 index crossed a record level of 171,500 points. Since January this year, Pakistan Stock Exchange has provided an impressive return of forty seven percent in US dollars and forty eight percent in Pakistani rupees.The success behind this growth is rooted in economic stability, the continuity of economic reforms and the restoration of investor confidence. The number of equity investors in the Pakistan Stock Exchange has now increased to four hundred and fifty thousand.Over sixteen new companies are expected to be registered on the Pakistan Stock Exchange next year.