Led by IT bellwether TCS, eight of the country's top ten valued companies added Rs 39,894.58 crore to their combined market capitalisation (mcap) in a strong market the last week.

The market cap of TCS advanced by Rs 11,606 crore to Rs 2,28,632 crore last week, becoming the top gainer in the chart.

Corporate leader RIL added Rs 6,598 crore to its m-cap which stood at Rs 2,74,317 crore, while state-owned ONGC's value surged by Rs 1,796 crore to Rs 2,40,109 crore last week.

Infosys' market worth saw a rise of Rs 3,408 crore to Rs 1,59,630 crore, while Bharti added Rs 5,221.58 crore to its m-cap which stood at Rs 1,47,572 crore. NTPC's value accelerated by Rs 2,103 crore to Rs 1,45,367 crore.

Further, SBI and HDFC Bank added Rs 3,841 crore and Rs 5,321 crore, respectively to their market value. The m-cap of SBI stood at Rs 1,33,546 crore, while that of HDFC Bank was at Rs 1,18,431 crore at close on Friday last week.

However, state-run CIL's m-cap got eroded by Rs 9,033 crore to Rs 2,06,039 crore and FMCG giant ITC lost Rs 1,170 crore from its valuation which was at Rs 1,56,351 crore.

The BSE benchmark Sensex rose by over 2% in the last week.