5 highest building in the world?

1.Taipei 101

Location : Taipei, Taiwan

Constructed : 1999-2004

Height : Antenna/Spire 509.2 m (1670.60 ft),Roof 449.2 m (1473.75 ft) ,Top floor 439.2 m (1440.94 ft)

Floor count : 101

Floor area : 412,500 m²

2.Shanghai World Financial Center

Location : Block Z4-1, Lujiazui Finance and Trade Zone Center,

Pudong District, Shanghai, China

Estimated completion : 2008

Height : Roof 492 m (1,614 ft)

Floor count : 101

Floor area : 377,300m²

3.Petronas Tower

Location : Kuala Lumpur, Malaysia

Constructed : 1992-1998

Height : Antenna/Spire 452.0 m (1,482.9 ft) ,Top floor 375.0 m (1,230.3 ft)

Floor count : 88

Floor area : 395,000 sq. m ,4.25 million sq. ft ,Elevator count 78

4.Sears Tower

Location : Chicago, Illinois USA

Constructed : 1970-1974

Height : Antenna/Spire 527 m (1730 ft) [1] ,Roof 442 m (1450 ft) ,Top floor 435.8 m (1431 ft)

Floor count : 110

Floor area : 4.56 million sq ft. (3.81 million sq ft. rentable) ,418,064 m² (353,961 m² rentable)

Elevator count : 104, with 16 double-decker elevators

5.jin Mao Building

Location : 88 Century Boulevard, Pudong District, Shanghai 200121, China

Constructed : 1998

Height : Antenna/Spire 420.5m / 1,380ft (SSP) ,Roof 420.5m / 1,380ft (SSP) ,

[citation needed] ,Top floor 366.0m / 1,201ft (SSP)

Floor count : 88

Floor area : 278,707 m²

Elevator count : 61